200312213012 has 12 divisors (see below), whose sum is σ = 359096284596. Its totient is φ = 97713274560.

The previous prime is 200312213011. The next prime is 200312213027. The reversal of 200312213012 is 210312213002.

It can be written as a sum of positive squares in 2 ways, for example, as 74908405636 + 125403807376 = 273694^2 + 354124^2 .

It is a super-2 number, since 2×200312213012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200312213011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610707803 + ... + 610708130.

It is an arithmetic number, because the mean of its divisors is an integer number (29924690383).

Almost surely, 2^200312213012 is an apocalyptic number.

It is an amenable number.

200312213012 is a deficient number, since it is larger than the sum of its proper divisors (158784071584).

200312213012 is a wasteful number, since it uses less digits than its factorization.

200312213012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221415978 (or 1221415976 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 200312213012 its reverse (210312213002), we get a palindrome (410624426014).

The spelling of 200312213012 in words is "two hundred billion, three hundred twelve million, two hundred thirteen thousand, twelve".