2102222100102 has 32 divisors (see below), whose sum is σ = 4387554293760. Its totient is φ = 670226631360.

The previous prime is 2102222100091. The next prime is 2102222100133. The reversal of 2102222100102 is 2010012222012.

It is a congruent number.

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, 1463674 + ... + 2519282.

It is an arithmetic number, because the mean of its divisors is an integer number (137111071680).

Almost surely, 2^{2102222100102} is an apocalyptic number.

2102222100102 is an abundant number, since it is smaller than the sum of its proper divisors (2285332193658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102222100102 is a wasteful number, since it uses less digits than its factorization.

2102222100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070068.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2102222100102 its reverse (2010012222012), we get a palindrome (4112234322114).

The spelling of 2102222100102 in words is "two trillion, one hundred two billion, two hundred twenty-two million, one hundred thousand, one hundred two".