202021032101 has 8 divisors (see below), whose sum is σ = 230884159104. Its totient is φ = 173158650000.

The previous prime is 202021032089. The next prime is 202021032131. The reversal of 202021032101 is 101230120202.

It is a happy number.

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

It is not a de Polignac number, because 202021032101 - 2³⁰ = 200947290277 is a prime.

It is a super-2 number, since 2×202021032101² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202021032131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638351 + ... + 900851.

It is an arithmetic number, because the mean of its divisors is an integer number (28860519888).

Almost surely, 2^202021032101 is an apocalyptic number.

It is an amenable number.

202021032101 is a deficient number, since it is larger than the sum of its proper divisors (28863127003).

202021032101 is a wasteful number, since it uses less digits than its factorization.

202021032101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372451.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 202021032101 its reverse (101230120202), we get a palindrome (303251152303).

The spelling of 202021032101 in words is "two hundred two billion, twenty-one million, thirty-two thousand, one hundred one".