1012332120212 has 72 divisors (see below), whose sum is σ = 2068477372584. Its totient is φ = 432245818368.

The previous prime is 1012332120197. The next prime is 1012332120227. The reversal of 1012332120212 is 2120212332101.

1012332120212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1012332120197) and next prime (1012332120227).

It can be written as a sum of positive squares in 4 ways, for example, as 33154583056 + 979177537156 = 182084^2 + 989534^2 .

It is a super-2 number, since 2×1012332120212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178949288 + ... + 178954944.

It is an arithmetic number, because the mean of its divisors is an integer number (28728852397).

Almost surely, 2^{1012332120212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012332120212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034238686292).

1012332120212 is an abundant number, since it is smaller than the sum of its proper divisors (1056145252372).

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

1012332120212 is a wasteful number, since it uses less digits than its factorization.

1012332120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8905 (or 8896 counting only the distinct ones).

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

Adding to 1012332120212 its reverse (2120212332101), we get a palindrome (3132544452313).

The spelling of 1012332120212 in words is "one trillion, twelve billion, three hundred thirty-two million, one hundred twenty thousand, two hundred twelve".