51023043222 has 16 divisors (see below), whose sum is σ = 102312529920. Its totient is φ = 16963273832.

The previous prime is 51023043199. The next prime is 51023043241. The reversal of 51023043222 is 22234032015.

It is a junction number, because it is equal to n+sod(n) for n = 51023043192 and 51023043201.

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, 11099322 + ... + 11103917.

It is an arithmetic number, because the mean of its divisors is an integer number (6394533120).

Almost surely, 2^51023043222 is an apocalyptic number.

51023043222 is an abundant number, since it is smaller than the sum of its proper divisors (51289486698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51023043222 is a wasteful number, since it uses less digits than its factorization.

51023043222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22203627.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 51023043222 its reverse (22234032015), we get a palindrome (73257075237).

The spelling of 51023043222 in words is "fifty-one billion, twenty-three million, forty-three thousand, two hundred twenty-two".