52240122212 has 6 divisors (see below), whose sum is σ = 91420213878. Its totient is φ = 26120061104.

The previous prime is 52240122211. The next prime is 52240122247. The reversal of 52240122212 is 21222104225.

It can be written as a sum of positive squares in only one way, i.e., 31817997376 + 20422124836 = 178376^2 + 142906^2 .

It is not an unprimeable number, because it can be changed into a prime (52240122211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6530015273 + ... + 6530015280.

It is an arithmetic number, because the mean of its divisors is an integer number (15236702313).

Almost surely, 2^52240122212 is an apocalyptic number.

It is an amenable number.

52240122212 is a deficient number, since it is larger than the sum of its proper divisors (39180091666).

52240122212 is a wasteful number, since it uses less digits than its factorization.

52240122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13060030557 (or 13060030555 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 52240122212 its reverse (21222104225), we get a palindrome (73462226437).

The spelling of 52240122212 in words is "fifty-two billion, two hundred forty million, one hundred twenty-two thousand, two hundred twelve".