22220121001112 has 16 divisors (see below), whose sum is σ = 41662795092840. Its totient is φ = 11110042309696.

The previous prime is 22220121001093. The next prime is 22220121001121. The reversal of 22220121001112 is 21110012102222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3905243 + ... + 7726005.

Almost surely, 2^{22220121001112} is an apocalyptic number.

It is an amenable number.

22220121001112 is a deficient number, since it is larger than the sum of its proper divisors (19442674091728).

22220121001112 is a wasteful number, since it uses less digits than its factorization.

22220121001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4547722 (or 4547718 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22220121001112 its reverse (21110012102222), we get a palindrome (43330133103334).

The spelling of 22220121001112 in words is "twenty-two trillion, two hundred twenty billion, one hundred twenty-one million, one thousand, one hundred twelve".