102212111020011 has 32 divisors (see below), whose sum is σ = 142760221079040. Its totient is φ = 64925856441600.

The previous prime is 102212111019973. The next prime is 102212111020031. The reversal of 102212111020011 is 110020111212201.

It is a happy number.

It is not a de Polignac number, because 102212111020011 - 2⁷ = 102212111019883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102212111020031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59432596 + ... + 61128206.

It is an arithmetic number, because the mean of its divisors is an integer number (4461256908720).

Almost surely, 2^{102212111020011} is an apocalyptic number.

102212111020011 is a deficient number, since it is larger than the sum of its proper divisors (40548110059029).

102212111020011 is a wasteful number, since it uses less digits than its factorization.

102212111020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699027.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102212111020011 its reverse (110020111212201), we get a palindrome (212232222232212).

The spelling of 102212111020011 in words is "one hundred two trillion, two hundred twelve billion, one hundred eleven million, twenty thousand, eleven".