1051513132212 has 72 divisors (see below), whose sum is σ = 2662122094632. Its totient is φ = 349959993600.

The previous prime is 1051513132181. The next prime is 1051513132213. The reversal of 1051513132212 is 2122313151501.

1051513132212 is a `hidden beast` number, since 1 + 0 + 5 + 1 + 513 + 132 + 2 + 12 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 50500876176 + 1001012256036 = 224724^2 + 1000506^2 .

It is a super-2 number, since 2×1051513132212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051513132213) 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, 169677898 + ... + 169684094.

It is an arithmetic number, because the mean of its divisors is an integer number (36973917981).

Almost surely, 2^{1051513132212} is an apocalyptic number.

1051513132212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1051513132212 is an abundant number, since it is smaller than the sum of its proper divisors (1610608962420).

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

1051513132212 is a wasteful number, since it uses less digits than its factorization.

1051513132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12769 (or 12764 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 1051513132212 its reverse (2122313151501), we get a palindrome (3173826283713).

The spelling of 1051513132212 in words is "one trillion, fifty-one billion, five hundred thirteen million, one hundred thirty-two thousand, two hundred twelve".