102122220211210 has 128 divisors (see below), whose sum is σ = 192252776728320. Its totient is φ = 39027152486400.

The previous prime is 102122220211189. The next prime is 102122220211211. The reversal of 102122220211210 is 12112022221201.

It is not an unprimeable number, because it can be changed into a prime (102122220211211) 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, 1807796646 + ... + 1807853134.

It is an arithmetic number, because the mean of its divisors is an integer number (1501974818190).

Almost surely, 2^{102122220211210} is an apocalyptic number.

102122220211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102122220211210 is a deficient number, since it is larger than the sum of its proper divisors (90130556517110).

102122220211210 is a wasteful number, since it uses less digits than its factorization.

102122220211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57112.

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

Adding to 102122220211210 its reverse (12112022221201), we get a palindrome (114234242432411).

The spelling of 102122220211210 in words is "one hundred two trillion, one hundred twenty-two billion, two hundred twenty million, two hundred eleven thousand, two hundred ten".