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10121222102 = 2171731720711
BaseRepresentation
bin10010110110100010…
…11001011111010110
3222010100212100120212
421123101121133112
5131212013101402
64352152525422
7505545653105
oct113321313726
928110770525
1010121222102
114324190a72
121b656b0872
13c53b51724
146c02ba03c
153e3855952
hex25b4597d6

10121222102 has 16 divisors (see below), whose sum is σ = 16167809952. Its totient is φ = 4735393920.

The previous prime is 10121222101. The next prime is 10121222123. The reversal of 10121222102 is 20122212101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121222101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854474 + ... + 866237.

It is an arithmetic number, because the mean of its divisors is an integer number (1010488122).

Almost surely, 210121222102 is an apocalyptic number.

10121222102 is a deficient number, since it is larger than the sum of its proper divisors (6046587850).

10121222102 is a wasteful number, since it uses less digits than its factorization.

10121222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720903.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10121222102 its reverse (20122212101), we get a palindrome (30243434203).

The spelling of 10121222102 in words is "ten billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred two".

Divisors: 1 2 17 34 173 346 2941 5882 1720711 3441422 29252087 58504174 297683003 595366006 5060611051 10121222102