102211221010 has 32 divisors (see below), whose sum is σ = 192477503232. Its totient is φ = 39038632320.

The previous prime is 102211220999. The next prime is 102211221011. The reversal of 102211221010 is 10122112201.

It is not an unprimeable number, because it can be changed into a prime (102211221011) 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, 2632812 + ... + 2671351.

It is an arithmetic number, because the mean of its divisors is an integer number (6014921976).

Almost surely, 2^102211221010 is an apocalyptic number.

102211221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102211221010 is a deficient number, since it is larger than the sum of its proper divisors (90266282222).

102211221010 is a wasteful number, since it uses less digits than its factorization.

102211221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304258.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102211221010 its reverse (10122112201), we get a palindrome (112333333211).

The spelling of 102211221010 in words is "one hundred two billion, two hundred eleven million, two hundred twenty-one thousand, ten".