22001121100122 has 32 divisors (see below), whose sum is σ = 45915690627072. Its totient is φ = 7014803232624.

The previous prime is 22001121100103. The next prime is 22001121100141. The reversal of 22001121100122 is 22100112110022.

It is an interprime number because it is at equal distance from previous prime (22001121100103) and next prime (22001121100141).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24330703 + ... + 25218749.

It is an arithmetic number, because the mean of its divisors is an integer number (1434865332096).

Almost surely, 2^{22001121100122} is an apocalyptic number.

22001121100122 is an abundant number, since it is smaller than the sum of its proper divisors (23914569526950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22001121100122 is a wasteful number, since it uses less digits than its factorization.

22001121100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067602.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22001121100122 its reverse (22100112110022), we get a palindrome (44101233210144).

The spelling of 22001121100122 in words is "twenty-two trillion, one billion, one hundred twenty-one million, one hundred thousand, one hundred twenty-two".