102221122010 has 32 divisors (see below), whose sum is σ = 213847585920. Its totient is φ = 34453219392.

The previous prime is 102221121991. The next prime is 102221122013. The reversal of 102221122010 is 10221122201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (102221122013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12371309 + ... + 12379568.

It is an arithmetic number, because the mean of its divisors is an integer number (6682737060).

Almost surely, 2^102221122010 is an apocalyptic number.

102221122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102221122010 is an abundant number, since it is smaller than the sum of its proper divisors (111626463910).

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

102221122010 is a wasteful number, since it uses less digits than its factorization.

102221122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24750950.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102221122010 its reverse (10221122201), we get a palindrome (112442244211).

The spelling of 102221122010 in words is "one hundred two billion, two hundred twenty-one million, one hundred twenty-two thousand, ten".