2201002221031 has 4 divisors (see below), whose sum is σ = 2206085367472. Its totient is φ = 2195919074592.

The previous prime is 2201002221023. The next prime is 2201002221053. The reversal of 2201002221031 is 1301222001022.

It is a happy number.

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 2201002221031 - 2³ = 2201002221023 is a prime.

It is a super-2 number, since 2×2201002221031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201002220996 and 2201002221014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201002221071) 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, 2541572571 + ... + 2541573436.

It is an arithmetic number, because the mean of its divisors is an integer number (551521341868).

Almost surely, 2^{2201002221031} is an apocalyptic number.

2201002221031 is a deficient number, since it is larger than the sum of its proper divisors (5083146441).

2201002221031 is an equidigital number, since it uses as much as digits as its factorization.

2201002221031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083146440.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2201002221031 its reverse (1301222001022), we get a palindrome (3502224222053).

The spelling of 2201002221031 in words is "two trillion, two hundred one billion, two million, two hundred twenty-one thousand, thirty-one".