55011110022 has 48 divisors (see below), whose sum is σ = 130105040832. Its totient is φ = 16659933360.

The previous prime is 55011109991. The next prime is 55011110051. The reversal of 55011110022 is 22001111055.

55011110022 is a `hidden beast` number, since 550 + 1 + 1 + 110 + 0 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 55011109977 and 55011110004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 246733 + ... + 413399.

It is an arithmetic number, because the mean of its divisors is an integer number (2710521684).

Almost surely, 2^55011110022 is an apocalyptic number.

55011110022 is an abundant number, since it is smaller than the sum of its proper divisors (75093930810).

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

55011110022 is a wasteful number, since it uses less digits than its factorization.

55011110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168353 (or 168350 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

Adding to 55011110022 its reverse (22001111055), we get a palindrome (77012221077).

The spelling of 55011110022 in words is "fifty-five billion, eleven million, one hundred ten thousand, twenty-two".