400220202101002 has 16 divisors (see below), whose sum is σ = 616585655824992. Its totient is φ = 194692180147920.

The previous prime is 400220202100997. The next prime is 400220202101081. The reversal of 400220202101002 is 200101202022004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130976508 + ... + 133997335.

It is an arithmetic number, because the mean of its divisors is an integer number (38536603489062).

Almost surely, 2^{400220202101002} is an apocalyptic number.

400220202101002 is a deficient number, since it is larger than the sum of its proper divisors (216365453723990).

400220202101002 is a wasteful number, since it uses less digits than its factorization.

400220202101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264994293.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 400220202101002 its reverse (200101202022004), we get a palindrome (600321404123006).

The spelling of 400220202101002 in words is "four hundred trillion, two hundred twenty billion, two hundred two million, one hundred one thousand, two".