1102001020202 has 8 divisors (see below), whose sum is σ = 1653063956676. Its totient is φ = 550979701312.

The previous prime is 1102001020201. The next prime is 1102001020247. The reversal of 1102001020202 is 2020201002011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1079689324561 + 22311695641 = 1039081^2 + 149371^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1102001020201) 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, 10338113 + ... + 10444164.

Almost surely, 2^{1102001020202} is an apocalyptic number.

1102001020202 is a deficient number, since it is larger than the sum of its proper divisors (551062936474).

1102001020202 is a wasteful number, since it uses less digits than its factorization.

1102001020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20808792.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1102001020202 its reverse (2020201002011), we get a palindrome (3122202022213).

The spelling of 1102001020202 in words is "one trillion, one hundred two billion, one million, twenty thousand, two hundred two".