102012011221110 has 32 divisors (see below), whose sum is σ = 245069090818560. Its totient is φ = 27176507004768.

The previous prime is 102012011221073. The next prime is 102012011221151. The reversal of 102012011221110 is 11122110210201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102012011221110.

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, 1668468142 + ... + 1668529281.

It is an arithmetic number, because the mean of its divisors is an integer number (7658409088080).

Almost surely, 2^{102012011221110} is an apocalyptic number.

102012011221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102012011221110 is an abundant number, since it is smaller than the sum of its proper divisors (143057079597450).

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

102012011221110 is a wasteful number, since it uses less digits than its factorization.

102012011221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336998452.

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

Adding to 102012011221110 its reverse (11122110210201), we get a palindrome (113134121431311).

The spelling of 102012011221110 in words is "one hundred two trillion, twelve billion, eleven million, two hundred twenty-one thousand, one hundred ten".