1200211020212 has 24 divisors (see below), whose sum is σ = 2109128575680. Its totient is φ = 597603744000.

The previous prime is 1200211020167. The next prime is 1200211020223. The reversal of 1200211020212 is 2120201120021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5440964 + ... + 5657252.

It is an arithmetic number, because the mean of its divisors is an integer number (87880357320).

Almost surely, 2^{1200211020212} is an apocalyptic number.

It is an amenable number.

1200211020212 is a deficient number, since it is larger than the sum of its proper divisors (908917555468).

1200211020212 is a wasteful number, since it uses less digits than its factorization.

1200211020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222071 (or 222069 counting only the distinct ones).

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

Adding to 1200211020212 its reverse (2120201120021), we get a palindrome (3320412140233).

The spelling of 1200211020212 in words is "one trillion, two hundred billion, two hundred eleven million, twenty thousand, two hundred twelve".