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103102014012 = 22313961811759
BaseRepresentation
bin110000000000101011…
…0111110001000111100
3100212010100121222111120
41200001112332020330
53142123103422022
6115210413550540
710306651442064
oct1400126761074
9325110558446
10103102014012
113a7a8443148
1217b947a5450
1399513913aa
144dc10203a4
152a3672ed5c
hex18015be23c

103102014012 has 24 divisors (see below), whose sum is σ = 242302099200. Its totient is φ = 34120090416.

The previous prime is 103102013999. The next prime is 103102014013. The reversal of 103102014012 is 210410201301.

It is a super-2 number, since 2×1031020140122 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103102013982 and 103102014000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103102014013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30904212 + ... + 30907547.

It is an arithmetic number, because the mean of its divisors is an integer number (10095920800).

Almost surely, 2103102014012 is an apocalyptic number.

103102014012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103102014012 is an abundant number, since it is smaller than the sum of its proper divisors (139200085188).

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

103102014012 is a wasteful number, since it uses less digits than its factorization.

103102014012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61811905 (or 61811903 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 103102014012 its reverse (210410201301), we get a palindrome (313512215313).

The spelling of 103102014012 in words is "one hundred three billion, one hundred two million, fourteen thousand, twelve".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 61811759 123623518 185435277 247247036 370870554 741741108 8591834501 17183669002 25775503503 34367338004 51551007006 103102014012