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1212110002102 = 223132171993661
BaseRepresentation
bin10001101000110111011…
…000101101011110110110
311021212200000210221211211
4101220313120231132312
5124324400130031402
62324500255552034
7153400134010426
oct21506730553666
94255600727754
101212110002102
1142806455099a
12176ab922b61a
138a3bc48581c
14429489bc486
15217e2e394d7
hex11a3762d7b6

1212110002102 has 16 divisors (see below), whose sum is σ = 1897360150752. Its totient is φ = 579660632320.

The previous prime is 1212110002099. The next prime is 1212110002157. The reversal of 1212110002102 is 2012000112121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388849 + ... + 1604812.

It is an arithmetic number, because the mean of its divisors is an integer number (118585009422).

Almost surely, 21212110002102 is an apocalyptic number.

1212110002102 is a deficient number, since it is larger than the sum of its proper divisors (685250148650).

1212110002102 is a wasteful number, since it uses less digits than its factorization.

1212110002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006903.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1212110002102 its reverse (2012000112121), we get a palindrome (3224110114223).

The spelling of 1212110002102 in words is "one trillion, two hundred twelve billion, one hundred ten million, two thousand, one hundred two".

Divisors: 1 2 23 46 13217 26434 303991 607982 1993661 3987322 45854203 91708406 26350217437 52700434874 606055001051 1212110002102