23220152201505 has 32 divisors (see below), whose sum is σ = 42459969427200. Its totient is φ = 10614861084672.

The previous prime is 23220152201501. The next prime is 23220152201549. The reversal of 23220152201505 is 50510225102232.

It is not a de Polignac number, because 23220152201505 - 2² = 23220152201501 is a prime.

It is a super-2 number, since 2×23220152201505² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23220152201501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19087941 + ... + 20267949.

It is an arithmetic number, because the mean of its divisors is an integer number (1326874044600).

Almost surely, 2^{23220152201505} is an apocalyptic number.

It is an amenable number.

23220152201505 is a deficient number, since it is larger than the sum of its proper divisors (19239817225695).

23220152201505 is a wasteful number, since it uses less digits than its factorization.

23220152201505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367433.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 23220152201505 its reverse (50510225102232), we get a palindrome (73730377303737).

The spelling of 23220152201505 in words is "twenty-three trillion, two hundred twenty billion, one hundred fifty-two million, two hundred one thousand, five hundred five".