2001001210212 has 48 divisors (see below), whose sum is σ = 4712201721920. Its totient is φ = 660830078592.

The previous prime is 2001001210183. The next prime is 2001001210217. The reversal of 2001001210212 is 2120121001002.

It is a super-2 number, since 2×2001001210212² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2001001210217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19302783 + ... + 19406169.

Almost surely, 2^{2001001210212} is an apocalyptic number.

It is an amenable number.

2001001210212 is an abundant number, since it is smaller than the sum of its proper divisors (2711200511708).

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

2001001210212 is a wasteful number, since it uses less digits than its factorization.

2001001210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118300 (or 118298 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2001001210212 its reverse (2120121001002), we get a palindrome (4121122211214).

The spelling of 2001001210212 in words is "two trillion, one billion, one million, two hundred ten thousand, two hundred twelve".