22001121120101 has 16 divisors (see below), whose sum is σ = 22767806246400. Its totient is φ = 21234972691968.

The previous prime is 22001121120061. The next prime is 22001121120107. The reversal of 22001121120101 is 10102112110022.

It is a cyclic number.

It is not a de Polignac number, because 22001121120101 - 2¹⁸ = 22001120857957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001121120107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1491290741 + ... + 1491305493.

It is an arithmetic number, because the mean of its divisors is an integer number (1422987890400).

Almost surely, 2^{22001121120101} is an apocalyptic number.

It is an amenable number.

22001121120101 is a deficient number, since it is larger than the sum of its proper divisors (766685126299).

22001121120101 is a wasteful number, since it uses less digits than its factorization.

22001121120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29428.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22001121120101 its reverse (10102112110022), we get a palindrome (32103233230123).

The spelling of 22001121120101 in words is "twenty-two trillion, one billion, one hundred twenty-one million, one hundred twenty thousand, one hundred one".