1031233020212 has 6 divisors (see below), whose sum is σ = 1804657785378. Its totient is φ = 515616510104.

The previous prime is 1031233020157. The next prime is 1031233020221. The reversal of 1031233020212 is 2120203321301.

It can be written as a sum of positive squares in only one way, i.e., 637707656356 + 393525363856 = 798566^2 + 627316^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128904127523 + ... + 128904127530.

It is an arithmetic number, because the mean of its divisors is an integer number (300776297563).

Almost surely, 2^{1031233020212} is an apocalyptic number.

It is an amenable number.

1031233020212 is a deficient number, since it is larger than the sum of its proper divisors (773424765166).

1031233020212 is a wasteful number, since it uses less digits than its factorization.

1031233020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257808255057 (or 257808255055 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1031233020212 its reverse (2120203321301), we get a palindrome (3151436341513).

The spelling of 1031233020212 in words is "one trillion, thirty-one billion, two hundred thirty-three million, twenty thousand, two hundred twelve".