1013232120212 has 72 divisors (see below), whose sum is σ = 2065022266440. Its totient is φ = 431888244480.

The previous prime is 1013232120211. The next prime is 1013232120221. The reversal of 1013232120212 is 2120212323101.

It can be written as a sum of positive squares in 4 ways, for example, as 38202266116 + 975029854096 = 195454^2 + 987436^2 .

It is a super-3 number, since 3×1013232120212³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013232120211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162662 + ... + 1432802.

Almost surely, 2^{1013232120212} is an apocalyptic number.

It is an amenable number.

1013232120212 is an abundant number, since it is smaller than the sum of its proper divisors (1051790146228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013232120212 is a wasteful number, since it uses less digits than its factorization.

1013232120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270233 (or 1270208 counting only the distinct ones).

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

Adding to 1013232120212 its reverse (2120212323101), we get a palindrome (3133444443313).

The spelling of 1013232120212 in words is "one trillion, thirteen billion, two hundred thirty-two million, one hundred twenty thousand, two hundred twelve".