102111221010002 has 32 divisors (see below), whose sum is σ = 154416128993280. Its totient is φ = 50639589570960.

The previous prime is 102111221009999. The next prime is 102111221010011. The reversal of 102111221010002 is 200010122111201.

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, 6240364673 + ... + 6240381035.

It is an arithmetic number, because the mean of its divisors is an integer number (4825504031040).

Almost surely, 2^{102111221010002} is an apocalyptic number.

102111221010002 is a deficient number, since it is larger than the sum of its proper divisors (52304907983278).

102111221010002 is a wasteful number, since it uses less digits than its factorization.

102111221010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27398.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102111221010002 its reverse (200010122111201), we get a palindrome (302121343121203).

The spelling of 102111221010002 in words is "one hundred two trillion, one hundred eleven billion, two hundred twenty-one million, ten thousand, two".