112131121222 has 16 divisors (see below), whose sum is σ = 171002541744. Its totient is φ = 55130796000.

The previous prime is 112131121211. The next prime is 112131121231. The reversal of 112131121222 is 222121131211.

It is a self number, because there is not a number n which added to its sum of digits gives 112131121222.

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, 306972 + ... + 564352.

It is an arithmetic number, because the mean of its divisors is an integer number (10687658859).

Almost surely, 2^112131121222 is an apocalyptic number.

112131121222 is a deficient number, since it is larger than the sum of its proper divisors (58871420522).

112131121222 is a wasteful number, since it uses less digits than its factorization.

112131121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261015.

The product of its digits is 96, while the sum is 19.

Adding to 112131121222 its reverse (222121131211), we get a palindrome (334252252433).

The spelling of 112131121222 in words is "one hundred twelve billion, one hundred thirty-one million, one hundred twenty-one thousand, two hundred twenty-two".