51232551120022 has 16 divisors (see below), whose sum is σ = 77718503609280. Its totient is φ = 25326429227968.

The previous prime is 51232551119957. The next prime is 51232551120061. The reversal of 51232551120022 is 22002115523215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9258313 + ... + 13717924.

It is an arithmetic number, because the mean of its divisors is an integer number (4857406475580).

Almost surely, 2^{51232551120022} is an apocalyptic number.

51232551120022 is a deficient number, since it is larger than the sum of its proper divisors (26485952489258).

51232551120022 is a wasteful number, since it uses less digits than its factorization.

51232551120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22988855.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 51232551120022 its reverse (22002115523215), we get a palindrome (73234666643237).

The spelling of 51232551120022 in words is "fifty-one trillion, two hundred thirty-two billion, five hundred fifty-one million, one hundred twenty thousand, twenty-two".