220001333102131 has 4 divisors (see below), whose sum is σ = 251430094973872. Its totient is φ = 188572571230392.

The previous prime is 220001333102101. The next prime is 220001333102249. The reversal of 220001333102131 is 131201333100022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220001333102131 - 2²¹ = 220001331004979 is a prime.

It is a super-2 number, since 2×220001333102131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220001333102101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15714380935860 + ... + 15714380935873.

It is an arithmetic number, because the mean of its divisors is an integer number (62857523743468).

Almost surely, 2^{220001333102131} is an apocalyptic number.

220001333102131 is a deficient number, since it is larger than the sum of its proper divisors (31428761871741).

220001333102131 is an equidigital number, since it uses as much as digits as its factorization.

220001333102131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31428761871740.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 220001333102131 its reverse (131201333100022), we get a palindrome (351202666202153).

The spelling of 220001333102131 in words is "two hundred twenty trillion, one billion, three hundred thirty-three million, one hundred two thousand, one hundred thirty-one".