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103101001212 = 223112254134651
BaseRepresentation
bin110000000000101001…
…1000110110111111100
3100212010021201112012110
41200001103012313330
53142122324014322
6115210340134020
710306640023236
oct1400123066774
9325107645173
10103101001212
113a7a7911220
1217b94397310
1399510c83c1
144dc0c39256
152a365cec0c
hex18014c6dfc

103101001212 has 48 divisors (see below), whose sum is σ = 262458129024. Its totient is φ = 31240440000.

The previous prime is 103101001183. The next prime is 103101001301. The reversal of 103101001212 is 212100101301.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2958087 + ... + 2992737.

It is an arithmetic number, because the mean of its divisors is an integer number (5467877688).

Almost surely, 2103101001212 is an apocalyptic number.

103101001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103101001212 is an abundant number, since it is smaller than the sum of its proper divisors (159357127812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103101001212 is a wasteful number, since it uses less digits than its factorization.

103101001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57210 (or 57208 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 103101001212 its reverse (212100101301), we get a palindrome (315201102513).

The spelling of 103101001212 in words is "one hundred three billion, one hundred one million, one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 22541 34651 45082 67623 69302 90164 103953 135246 138604 207906 247951 270492 381161 415812 495902 743853 762322 991804 1143483 1487706 1524644 2286966 2975412 4573932 781068191 1562136382 2343204573 3124272764 4686409146 8591750101 9372818292 17183500202 25775250303 34367000404 51550500606 103101001212