212222002102 has 48 divisors (see below), whose sum is σ = 366655727952. Its totient is φ = 91351592640.

The previous prime is 212222002051. The next prime is 212222002129. The reversal of 212222002102 is 201200222212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34600228 + ... + 34606360.

It is an arithmetic number, because the mean of its divisors is an integer number (7638660999).

Almost surely, 2^212222002102 is an apocalyptic number.

212222002102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212222002102 is a deficient number, since it is larger than the sum of its proper divisors (154433725850).

212222002102 is a wasteful number, since it uses less digits than its factorization.

212222002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10541 (or 10522 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212222002102 its reverse (201200222212), we get a palindrome (413422224314).

The spelling of 212222002102 in words is "two hundred twelve billion, two hundred twenty-two million, two thousand, one hundred two".