20211022011202 has 48 divisors (see below), whose sum is σ = 33363883478016. Its totient is φ = 9175597754400.

The previous prime is 20211022011179. The next prime is 20211022011203.

It is a happy number.

20211022011202 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (20211022011203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1537303993 + ... + 1537317139.

It is an arithmetic number, because the mean of its divisors is an integer number (695080905792).

Almost surely, 2^{20211022011202} is an apocalyptic number.

20211022011202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20211022011202 is a deficient number, since it is larger than the sum of its proper divisors (13152861466814).

20211022011202 is a wasteful number, since it uses less digits than its factorization.

20211022011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20455 (or 20444 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

It can be divided in two parts, 2021102 and 2011202, that added together give a palindrome (4032304).

The spelling of 20211022011202 in words is "twenty trillion, two hundred eleven billion, twenty-two million, eleven thousand, two hundred two".