1022200012 has 12 divisors (see below), whose sum is σ = 1789089120. Its totient is φ = 511031696.

The previous prime is 1022200009. The next prime is 1022200037. The reversal of 1022200012 is 2100022201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32733 + ... + 55819.

It is an arithmetic number, because the mean of its divisors is an integer number (149090760).

Almost surely, 2^1022200012 is an apocalyptic number.

It is an amenable number.

1022200012 is a deficient number, since it is larger than the sum of its proper divisors (766889108).

1022200012 is a wasteful number, since it uses less digits than its factorization.

1022200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34160 (or 34158 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1022200012 is about 31971.8628171710. The cubic root of 1022200012 is about 1007.3459094796.

Adding to 1022200012 its reverse (2100022201), we get a palindrome (3122222213).

The spelling of 1022200012 in words is "one billion, twenty-two million, two hundred thousand, twelve".