22110021010331 has 4 divisors (see below), whose sum is σ = 22110226150032. Its totient is φ = 22109815870632.

The previous prime is 22110021010309. The next prime is 22110021010333. The reversal of 22110021010331 is 13301012001122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22110021010331 is a prime.

It is a super-2 number, since 2×22110021010331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22110021010333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102408095 + ... + 102623768.

It is an arithmetic number, because the mean of its divisors is an integer number (5527556537508).

Almost surely, 2^{22110021010331} is an apocalyptic number.

22110021010331 is a deficient number, since it is larger than the sum of its proper divisors (205139701).

22110021010331 is a wasteful number, since it uses less digits than its factorization.

22110021010331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205139700.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 22110021010331 its reverse (13301012001122), we get a palindrome (35411033011453).

The spelling of 22110021010331 in words is "twenty-two trillion, one hundred ten billion, twenty-one million, ten thousand, three hundred thirty-one".