1102220553 has 16 divisors (see below), whose sum is σ = 1713852800. Its totient is φ = 629839728.

The previous prime is 1102220549. The next prime is 1102220573. The reversal of 1102220553 is 3550222011.

It is not a de Polignac number, because 1102220553 - 2² = 1102220549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102220573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534550 + ... + 536607.

It is an arithmetic number, because the mean of its divisors is an integer number (107115800).

Almost surely, 2^1102220553 is an apocalyptic number.

It is an amenable number.

1102220553 is a deficient number, since it is larger than the sum of its proper divisors (611632247).

1102220553 is an equidigital number, since it uses as much as digits as its factorization.

1102220553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071181 (or 1071167 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1102220553 is about 33199.7071222021. The cubic root of 1102220553 is about 1032.9742645482.

Adding to 1102220553 its reverse (3550222011), we get a palindrome (4652442564).

The spelling of 1102220553 in words is "one billion, one hundred two million, two hundred twenty thousand, five hundred fifty-three".