55101322 has 16 divisors (see below), whose sum is σ = 85561344. Its totient is φ = 26586000.

The previous prime is 55101317. The next prime is 55101323. The reversal of 55101322 is 22310155.

It is a super-2 number, since 2×55101322² = 6072311372295368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55101322.

It is not an unprimeable number, because it can be changed into a prime (55101323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25047 + ... + 27157.

It is an arithmetic number, because the mean of its divisors is an integer number (5347584).

Almost surely, 2^55101322 is an apocalyptic number.

55101322 is a deficient number, since it is larger than the sum of its proper divisors (30460022).

55101322 is a wasteful number, since it uses less digits than its factorization.

55101322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 55101322 is about 7423.0264717297. The cubic root of 55101322 is about 380.5286317579.

Adding to 55101322 its reverse (22310155), we get a palindrome (77411477).

The spelling of 55101322 in words is "fifty-five million, one hundred one thousand, three hundred twenty-two".