55101133012 has 6 divisors (see below), whose sum is σ = 96426982778. Its totient is φ = 27550566504.

The previous prime is 55101132991. The next prime is 55101133019. The reversal of 55101133012 is 21033110155.

It can be written as a sum of positive squares in only one way, i.e., 31543180816 + 23557952196 = 177604^2 + 153486^2 .

It is a super-2 number, since 2×55101133012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55101133019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6887641623 + ... + 6887641630.

Almost surely, 2^55101133012 is an apocalyptic number.

It is an amenable number.

55101133012 is a deficient number, since it is larger than the sum of its proper divisors (41325849766).

55101133012 is a wasteful number, since it uses less digits than its factorization.

55101133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13775283257 (or 13775283255 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 22.

Adding to 55101133012 its reverse (21033110155), we get a palindrome (76134243167).

The spelling of 55101133012 in words is "fifty-five billion, one hundred one million, one hundred thirty-three thousand, twelve".