102228212650 has 24 divisors (see below), whose sum is σ = 190239591744. Its totient is φ = 40870830000.

The previous prime is 102228212633. The next prime is 102228212659. The reversal of 102228212650 is 56212822201.

It is a super-2 number, since 2×102228212650² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102228212659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 410226 + ... + 610525.

It is an arithmetic number, because the mean of its divisors is an integer number (7926649656).

Almost surely, 2^102228212650 is an apocalyptic number.

102228212650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102228212650 is a deficient number, since it is larger than the sum of its proper divisors (88011379094).

102228212650 is a wasteful number, since it uses less digits than its factorization.

102228212650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022766 (or 1022761 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The spelling of 102228212650 in words is "one hundred two billion, two hundred twenty-eight million, two hundred twelve thousand, six hundred fifty".