10111101221222 has 16 divisors (see below), whose sum is σ = 15314137413120. Its totient is φ = 5006390266632.

The previous prime is 10111101221219. The next prime is 10111101221251. The reversal of 10111101221222 is 22212210111101.

It is a self number, because there is not a number n which added to its sum of digits gives 10111101221222.

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, 14382179 + ... + 15068817.

It is an arithmetic number, because the mean of its divisors is an integer number (957133588320).

Almost surely, 2^{10111101221222} is an apocalyptic number.

10111101221222 is a deficient number, since it is larger than the sum of its proper divisors (5203036191898).

10111101221222 is a wasteful number, since it uses less digits than its factorization.

10111101221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758227.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10111101221222 its reverse (22212210111101), we get a palindrome (32323311332323).

The spelling of 10111101221222 in words is "ten trillion, one hundred eleven billion, one hundred one million, two hundred twenty-one thousand, two hundred twenty-two".