101111111111002 has 32 divisors (see below), whose sum is σ = 153427990818960. Its totient is φ = 49970830694400.

The previous prime is 101111111110957. The next prime is 101111111111011. The reversal of 101111111111002 is 200111111111101.

It can be written as a sum of positive squares in 8 ways, for example, as 79528387501161 + 21582723609841 = 8917869^2 + 4645721^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154478058 + ... + 155131210.

Almost surely, 2^{101111111111002} is an apocalyptic number.

101111111111002 is a deficient number, since it is larger than the sum of its proper divisors (52316879707958).

101111111111002 is a wasteful number, since it uses less digits than its factorization.

101111111111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654978.

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 101111111111002 its reverse (200111111111101), we get a palindrome (301222222222103).

Subtracting 101111111111002 from its reverse (200111111111101), we obtain a palindrome (99000000000099).

The spelling of 101111111111002 in words is "one hundred one trillion, one hundred eleven billion, one hundred eleven million, one hundred eleven thousand, two".