1012203132212 has 24 divisors (see below), whose sum is σ = 1814287194720. Its totient is φ = 493973964000.

The previous prime is 1012203132167. The next prime is 1012203132253. The reversal of 1012203132212 is 2122313022101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17295914 + ... + 17354337.

It is an arithmetic number, because the mean of its divisors is an integer number (75595299780).

Almost surely, 2^{1012203132212} is an apocalyptic number.

It is an amenable number.

1012203132212 is a deficient number, since it is larger than the sum of its proper divisors (802084062508).

1012203132212 is a wasteful number, since it uses less digits than its factorization.

1012203132212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34650431 (or 34650429 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1012203132212 its reverse (2122313022101), we get a palindrome (3134516154313).

The spelling of 1012203132212 in words is "one trillion, twelve billion, two hundred three million, one hundred thirty-two thousand, two hundred twelve".