22011001111051 has 2 divisors, whose sum is σ = 22011001111052. Its totient is φ = 22011001111050.

The previous prime is 22011001111049. The next prime is 22011001111069. The reversal of 22011001111051 is 15011110011022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22011001111051 - 2¹ = 22011001111049 is a prime.

Together with 22011001111049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22011001111951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005500555525 + 11005500555526.

It is an arithmetic number, because the mean of its divisors is an integer number (11005500555526).

Almost surely, 2^{22011001111051} is an apocalyptic number.

22011001111051 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011001111051 is an equidigital number, since it uses as much as digits as its factorization.

22011001111051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 16.

Adding to 22011001111051 its reverse (15011110011022), we get a palindrome (37022111122073).

The spelling of 22011001111051 in words is "twenty-two trillion, eleven billion, one million, one hundred eleven thousand, fifty-one".