400100211022 has 16 divisors (see below), whose sum is σ = 600574413312. Its totient is φ = 199908790200.

The previous prime is 400100211011. The next prime is 400100211037. The reversal of 400100211022 is 220112001004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 400100210993 and 400100211011.

It is a congruent 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, 22404397 + ... + 22422247.

It is an arithmetic number, because the mean of its divisors is an integer number (37535900832).

Almost surely, 2^400100211022 is an apocalyptic number.

400100211022 is a deficient number, since it is larger than the sum of its proper divisors (200474202290).

400100211022 is a wasteful number, since it uses less digits than its factorization.

400100211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25143.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 400100211022 its reverse (220112001004), we get a palindrome (620212212026).

The spelling of 400100211022 in words is "four hundred billion, one hundred million, two hundred eleven thousand, twenty-two".