22615949011 has 2 divisors, whose sum is σ = 22615949012. Its totient is φ = 22615949010.

The previous prime is 22615948973. The next prime is 22615949023. The reversal of 22615949011 is 11094951622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22615949011 - 2²⁵ = 22582394579 is a prime.

It is a super-2 number, since 2×22615949011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22615979011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11307974505 + 11307974506.

It is an arithmetic number, because the mean of its divisors is an integer number (11307974506).

Almost surely, 2^22615949011 is an apocalyptic number.

22615949011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22615949011 is an equidigital number, since it uses as much as digits as its factorization.

22615949011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 22615949011 in words is "twenty-two billion, six hundred fifteen million, nine hundred forty-nine thousand, eleven".