22022210012021 has 8 divisors (see below), whose sum is σ = 22982659272960. Its totient is φ = 21062007573552.

The previous prime is 22022210011981. The next prime is 22022210012041. The reversal of 22022210012021 is 12021001222022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22022210012021 - 2²⁶ = 22022142903157 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 (22022210012041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61523270 + ... + 61880183.

It is an arithmetic number, because the mean of its divisors is an integer number (2872832409120).

Almost surely, 2^{22022210012021} is an apocalyptic number.

It is an amenable number.

22022210012021 is a deficient number, since it is larger than the sum of its proper divisors (960449260939).

22022210012021 is a wasteful number, since it uses less digits than its factorization.

22022210012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123411235.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22022210012021 its reverse (12021001222022), we get a palindrome (34043211234043).

The spelling of 22022210012021 in words is "twenty-two trillion, twenty-two billion, two hundred ten million, twelve thousand, twenty-one".