22010001211121 has 16 divisors (see below), whose sum is σ = 27850608245760. Its totient is φ = 16894670435280.

The previous prime is 22010001211091. The next prime is 22010001211267. The reversal of 22010001211121 is 12111210001022.

It is not a de Polignac number, because 22010001211121 - 2⁶ = 22010001211057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22010001211096 and 22010001211105.

It is not an unprimeable number, because it can be changed into a prime (22010001211921) 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, 2133160301 + ... + 2133170618.

It is an arithmetic number, because the mean of its divisors is an integer number (1740663015360).

Almost surely, 2^{22010001211121} is an apocalyptic number.

It is an amenable number.

22010001211121 is a deficient number, since it is larger than the sum of its proper divisors (5840607034639).

22010001211121 is a wasteful number, since it uses less digits than its factorization.

22010001211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4266331004.

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

Adding to 22010001211121 its reverse (12111210001022), we get a palindrome (34121211212143).

The spelling of 22010001211121 in words is "twenty-two trillion, ten billion, one million, two hundred eleven thousand, one hundred twenty-one".