20251035222434 has 32 divisors (see below), whose sum is σ = 31733053862400. Its totient is φ = 9682816533120.

The previous prime is 20251035222427. The next prime is 20251035222437. The reversal of 20251035222434 is 43422253015202.

It is a junction number, because it is equal to n+sod(n) for n = 20251035222394 and 20251035222403.

It is not an unprimeable number, because it can be changed into a prime (20251035222437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20156399 + ... + 21137229.

It is an arithmetic number, because the mean of its divisors is an integer number (991657933200).

Almost surely, 2^{20251035222434} is an apocalyptic number.

20251035222434 is a deficient number, since it is larger than the sum of its proper divisors (11482018639966).

20251035222434 is a wasteful number, since it uses less digits than its factorization.

20251035222434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985658.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 20251035222434 its reverse (43422253015202), we get a palindrome (63673288237636).

The spelling of 20251035222434 in words is "twenty trillion, two hundred fifty-one billion, thirty-five million, two hundred twenty-two thousand, four hundred thirty-four".