212001010022064 has 40 divisors (see below), whose sum is σ = 547670162801200. Its totient is φ = 70666888900608.

The previous prime is 212001010022063. The next prime is 212001010022111. The reversal of 212001010022064 is 460220010100212.

It is a self number, because there is not a number n which added to its sum of digits gives 212001010022064.

It is not an unprimeable number, because it can be changed into a prime (212001010022063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29532612 + ... + 36002460.

It is an arithmetic number, because the mean of its divisors is an integer number (13691754070030).

Almost surely, 2^{212001010022064} is an apocalyptic number.

212001010022064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212001010022064 is an abundant number, since it is smaller than the sum of its proper divisors (335669152779136).

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

212001010022064 is a wasteful number, since it uses less digits than its factorization.

212001010022064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7152517 (or 7152511 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 212001010022064 its reverse (460220010100212), we get a palindrome (672221020122276).

The spelling of 212001010022064 in words is "two hundred twelve trillion, one billion, ten million, twenty-two thousand, sixty-four".