212021012201010 has 32 divisors (see below), whose sum is σ = 509326435373760. Its totient is φ = 56486047021248.

The previous prime is 212021012200993. The next prime is 212021012201017. The reversal of 212021012201010 is 10102210120212.

It is a super-2 number, since 2×212021012201010² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (212021012201017) 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, 3305565252 + ... + 3305629391.

It is an arithmetic number, because the mean of its divisors is an integer number (15916451105430).

Almost surely, 2^{212021012201010} is an apocalyptic number.

212021012201010 is an abundant number, since it is smaller than the sum of its proper divisors (297305423172750).

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

212021012201010 is a wasteful number, since it uses less digits than its factorization.

212021012201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611195722.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212021012201010 its reverse (10102210120212), we get a palindrome (222123222321222).

The spelling of 212021012201010 in words is "two hundred twelve trillion, twenty-one billion, twelve million, two hundred one thousand, ten".