40221401213210 has 16 divisors (see below), whose sum is σ = 82741168210176. Its totient is φ = 13790194701648.

The previous prime is 40221401213179. The next prime is 40221401213297. The reversal of 40221401213210 is 1231210412204.

It is a super-2 number, since 2×40221401213210² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287295722882 + ... + 287295723021.

It is an arithmetic number, because the mean of its divisors is an integer number (5171323013136).

Almost surely, 2^{40221401213210} is an apocalyptic number.

40221401213210 is an abundant number, since it is smaller than the sum of its proper divisors (42519766996966).

40221401213210 is a wasteful number, since it uses less digits than its factorization.

40221401213210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574591445917.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 40221401213210 its reverse (1231210412204), we get a palindrome (41452611625414).

The spelling of 40221401213210 in words is "forty trillion, two hundred twenty-one billion, four hundred one million, two hundred thirteen thousand, two hundred ten".