22012010111 has 8 divisors (see below), whose sum is σ = 27091704864. Its totient is φ = 17416095840.

The previous prime is 22012010107. The next prime is 22012010113. The reversal of 22012010111 is 11101021022.

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

It is not a de Polignac number, because 22012010111 - 2² = 22012010107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22012010092 and 22012010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012010113) 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, 120945020 + ... + 120945201.

It is an arithmetic number, because the mean of its divisors is an integer number (3386463108).

Almost surely, 2^22012010111 is an apocalyptic number.

22012010111 is a deficient number, since it is larger than the sum of its proper divisors (5079694753).

22012010111 is a wasteful number, since it uses less digits than its factorization.

22012010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241890241.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22012010111 its reverse (11101021022), we get a palindrome (33113031133).

The spelling of 22012010111 in words is "twenty-two billion, twelve million, ten thousand, one hundred eleven".