2202220121131 has 4 divisors (see below), whose sum is σ = 2202223352872. Its totient is φ = 2202216889392.

The previous prime is 2202220121119. The next prime is 2202220121141. The reversal of 2202220121131 is 1311210222022.

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 2202220121131 - 2⁴¹ = 3196865579 is a prime.

It is a super-2 number, since 2×2202220121131² (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 = 2202220121099 and 2202220121108.

It is not an unprimeable number, because it can be changed into a prime (2202220121141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151146 + ... + 2104111.

It is an arithmetic number, because the mean of its divisors is an integer number (550555838218).

Almost surely, 2^{2202220121131} is an apocalyptic number.

2202220121131 is a deficient number, since it is larger than the sum of its proper divisors (3231741).

2202220121131 is an equidigital number, since it uses as much as digits as its factorization.

2202220121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3231740.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2202220121131 its reverse (1311210222022), we get a palindrome (3513430343153).

The spelling of 2202220121131 in words is "two trillion, two hundred two billion, two hundred twenty million, one hundred twenty-one thousand, one hundred thirty-one".