400214221210 has 32 divisors (see below), whose sum is σ = 737763852672. Its totient is φ = 156230168640.

The previous prime is 400214221129. The next prime is 400214221241. The reversal of 400214221210 is 12122412004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113787 + ... + 901873.

It is an arithmetic number, because the mean of its divisors is an integer number (23055120396).

Almost surely, 2^400214221210 is an apocalyptic number.

400214221210 is a deficient number, since it is larger than the sum of its proper divisors (337549631462).

400214221210 is a wasteful number, since it uses less digits than its factorization.

400214221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789318.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 400214221210 its reverse (12122412004), we get a palindrome (412336633214).

The spelling of 400214221210 in words is "four hundred billion, two hundred fourteen million, two hundred twenty-one thousand, two hundred ten".