102121110111202 has 32 divisors (see below), whose sum is σ = 188542017014400. Its totient is φ = 40397259299328.

The previous prime is 102121110111199. The next prime is 102121110111227. The reversal of 102121110111202 is 202111011121201.

It is a super-2 number, since 2×102121110111202² (a number of 29 digits) contains 22 as substring.

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, 12771052 + ... + 19166167.

It is an arithmetic number, because the mean of its divisors is an integer number (5891938031700).

Almost surely, 2^{102121110111202} is an apocalyptic number.

102121110111202 is a deficient number, since it is larger than the sum of its proper divisors (86420906903198).

102121110111202 is a wasteful number, since it uses less digits than its factorization.

102121110111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31954810.

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

Adding to 102121110111202 its reverse (202111011121201), we get a palindrome (304232121232403).

It can be divided in two parts, 10 and 2121110111202, that added together give a palindrome (2121110111212).

The spelling of 102121110111202 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred ten million, one hundred eleven thousand, two hundred two".