22235021135451 has 10 divisors (see below), whose sum is σ = 33215278486412. Its totient is φ = 14823347423580.

The previous prime is 22235021135407. The next prime is 22235021135507. The reversal of 22235021135451 is 15453112053222.

22235021135451 is a `hidden beast` number, since 2 + 2 + 2 + 3 + 50 + 21 + 135 + 451 = 666.

It is not a de Polignac number, because 22235021135451 - 2⁶ = 22235021135387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22235021135051) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 137253216805 + ... + 137253216966.

Almost surely, 2^{22235021135451} is an apocalyptic number.

22235021135451 is a deficient number, since it is larger than the sum of its proper divisors (10980257350961).

22235021135451 is an equidigital number, since it uses as much as digits as its factorization.

22235021135451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274506433783 (or 274506433774 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 22235021135451 its reverse (15453112053222), we get a palindrome (37688133188673).

The spelling of 22235021135451 in words is "twenty-two trillion, two hundred thirty-five billion, twenty-one million, one hundred thirty-five thousand, four hundred fifty-one".