211313131022 has 96 divisors (see below), whose sum is σ = 395812085760. Its totient is φ = 84111048000.

The previous prime is 211313130983. The next prime is 211313131033. The reversal of 211313131022 is 220131313112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211313130985 and 211313131003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23924147 + ... + 23932977.

It is an arithmetic number, because the mean of its divisors is an integer number (4123042560).

Almost surely, 2^211313131022 is an apocalyptic number.

211313131022 is a deficient number, since it is larger than the sum of its proper divisors (184498954738).

211313131022 is a wasteful number, since it uses less digits than its factorization.

211313131022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9118 (or 9111 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211313131022 its reverse (220131313112), we get a palindrome (431444444134).

The spelling of 211313131022 in words is "two hundred eleven billion, three hundred thirteen million, one hundred thirty-one thousand, twenty-two".