102220211001 has 4 divisors (see below), whose sum is σ = 136293614672. Its totient is φ = 68146807332.

The previous prime is 102220210993. The next prime is 102220211021. The reversal of 102220211001 is 100112022201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 102220211001 - 2³ = 102220210993 is a prime.

It is a super-2 number, since 2×102220211001² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102220211021) 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, 17036701831 + ... + 17036701836.

It is an arithmetic number, because the mean of its divisors is an integer number (34073403668).

Almost surely, 2^102220211001 is an apocalyptic number.

It is an amenable number.

102220211001 is a deficient number, since it is larger than the sum of its proper divisors (34073403671).

102220211001 is an equidigital number, since it uses as much as digits as its factorization.

102220211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34073403670.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102220211001 its reverse (100112022201), we get a palindrome (202332233202).

It can be divided in two parts, 1022202 and 11001, that added together give a triangular number (1033203 = T₁₄₃₇).

The spelling of 102220211001 in words is "one hundred two billion, two hundred twenty million, two hundred eleven thousand, one".