202201101011021 has 8 divisors (see below), whose sum is σ = 244680323912640. Its totient is φ = 163120215941568.

The previous prime is 202201101011009. The next prime is 202201101011023. The reversal of 202201101011021 is 120110101102202.

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

It is a cyclic number.

It is not a de Polignac number, because 202201101011021 - 2¹⁸ = 202201100748877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202201101010987 and 202201101011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202201101011023) 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, 849584457911 + ... + 849584458148.

It is an arithmetic number, because the mean of its divisors is an integer number (30585040489080).

Almost surely, 2^{202201101011021} is an apocalyptic number.

It is an amenable number.

202201101011021 is a deficient number, since it is larger than the sum of its proper divisors (42479222901619).

202201101011021 is a wasteful number, since it uses less digits than its factorization.

202201101011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699168916083.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 202201101011021 its reverse (120110101102202), we get a palindrome (322311202113223).

The spelling of 202201101011021 in words is "two hundred two trillion, two hundred one billion, one hundred one million, eleven thousand, twenty-one".