102220122221110 has 128 divisors (see below), whose sum is σ = 199444288296960. Its totient is φ = 37593538560000.

The previous prime is 102220122221051. The next prime is 102220122221117. The reversal of 102220122221110 is 11122221022201.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220122221117) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1503490537 + ... + 1503558523.

It is an arithmetic number, because the mean of its divisors is an integer number (1558158502320).

Almost surely, 2^{102220122221110} is an apocalyptic number.

102220122221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102220122221110 is a deficient number, since it is larger than the sum of its proper divisors (97224166075850).

102220122221110 is a wasteful number, since it uses less digits than its factorization.

102220122221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69062.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102220122221110 its reverse (11122221022201), we get a palindrome (113342343243311).

The spelling of 102220122221110 in words is "one hundred two trillion, two hundred twenty billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred ten".