202102310323011 has 8 divisors (see below), whose sum is σ = 307965425254144. Its totient is φ = 115487034470280.

The previous prime is 202102310322977. The next prime is 202102310323051. The reversal of 202102310323011 is 110323013201202.

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

It is not a de Polignac number, because 202102310323011 - 2⁶ = 202102310322947 is a prime.

It is a super-2 number, since 2×202102310323011² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 9623919539191 = 202102310323011 / (2 + 0 + 2 + 1 + 0 + 2 + 3 + 1 + 0 + 3 + 2 + 3 + 0 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (202102310323051) 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, 4811959769575 + ... + 4811959769616.

It is an arithmetic number, because the mean of its divisors is an integer number (38495678156768).

Almost surely, 2^{202102310323011} is an apocalyptic number.

202102310323011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

202102310323011 is a deficient number, since it is larger than the sum of its proper divisors (105863114931133).

202102310323011 is an equidigital number, since it uses as much as digits as its factorization.

202102310323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9623919539201.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 202102310323011 its reverse (110323013201202), we get a palindrome (312425323524213).

The spelling of 202102310323011 in words is "two hundred two trillion, one hundred two billion, three hundred ten million, three hundred twenty-three thousand, eleven".