20211102202 has 8 divisors (see below), whose sum is σ = 31634768736. Its totient is φ = 9666179292.

The previous prime is 20211102193. The next prime is 20211102253. The reversal of 20211102202 is 20220111202.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219685848 + ... + 219685939.

It is an arithmetic number, because the mean of its divisors is an integer number (3954346092).

Almost surely, 2^20211102202 is an apocalyptic number.

20211102202 is a deficient number, since it is larger than the sum of its proper divisors (11423666534).

20211102202 is a wasteful number, since it uses less digits than its factorization.

20211102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439371812.

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

Adding to 20211102202 its reverse (20220111202), we get a palindrome (40431213404).

The spelling of 20211102202 in words is "twenty billion, two hundred eleven million, one hundred two thousand, two hundred two".