22151141350665 has 32 divisors (see below), whose sum is σ = 38141830302336. Its totient is φ = 10936725519360.

The previous prime is 22151141350633. The next prime is 22151141350717. The reversal of 22151141350665 is 56605314115122.

It is not a de Polignac number, because 22151141350665 - 2⁵ = 22151141350633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 712010847 + ... + 712041956.

It is an arithmetic number, because the mean of its divisors is an integer number (1191932196948).

Almost surely, 2^{22151141350665} is an apocalyptic number.

It is an amenable number.

22151141350665 is a deficient number, since it is larger than the sum of its proper divisors (15990688951671).

22151141350665 is a wasteful number, since it uses less digits than its factorization.

22151141350665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424052889.

The product of its (nonzero) digits is 216000, while the sum is 42.

Adding to 22151141350665 its reverse (56605314115122), we get a palindrome (78756455465787).

The spelling of 22151141350665 in words is "twenty-two trillion, one hundred fifty-one billion, one hundred forty-one million, three hundred fifty thousand, six hundred sixty-five".