1100021202202 has 8 divisors (see below), whose sum is σ = 1776957326676. Its totient is φ = 507702093312.

The previous prime is 1100021202127. The next prime is 1100021202209. The reversal of 1100021202202 is 2022021200011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1093528226961 + 6492975241 = 1045719^2 + 80579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1100021202209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21154253863 + ... + 21154253914.

Almost surely, 2^{1100021202202} is an apocalyptic number.

1100021202202 is a deficient number, since it is larger than the sum of its proper divisors (676936124474).

1100021202202 is a wasteful number, since it uses less digits than its factorization.

1100021202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42308507792.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1100021202202 its reverse (2022021200011), we get a palindrome (3122042402213).

The spelling of 1100021202202 in words is "one trillion, one hundred billion, twenty-one million, two hundred two thousand, two hundred two".