22113135487 has 2 divisors, whose sum is σ = 22113135488. Its totient is φ = 22113135486.

The previous prime is 22113135431. The next prime is 22113135547. The reversal of 22113135487 is 78453131122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22113135487 - 2²⁷ = 21978917759 is a prime.

It is a super-2 number, since 2×22113135487² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22113135287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056567743 + 11056567744.

It is an arithmetic number, because the mean of its divisors is an integer number (11056567744).

Almost surely, 2^22113135487 is an apocalyptic number.

22113135487 is a deficient number, since it is larger than the sum of its proper divisors (1).

22113135487 is an equidigital number, since it uses as much as digits as its factorization.

22113135487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The spelling of 22113135487 in words is "twenty-two billion, one hundred thirteen million, one hundred thirty-five thousand, four hundred eighty-seven".