2122026531 has 4 divisors (see below), whose sum is σ = 2829368712. Its totient is φ = 1414684352.

The previous prime is 2122026523. The next prime is 2122026551. The reversal of 2122026531 is 1356202212.

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 2122026531 - 2³ = 2122026523 is a prime.

It is a super-2 number, since 2×2122026531² = 9005993196535787922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2122026551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353671086 + ... + 353671091.

It is an arithmetic number, because the mean of its divisors is an integer number (707342178).

Almost surely, 2^2122026531 is an apocalyptic number.

2122026531 is a deficient number, since it is larger than the sum of its proper divisors (707342181).

2122026531 is an equidigital number, since it uses as much as digits as its factorization.

2122026531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707342180.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2122026531 is about 46065.4591966693. The cubic root of 2122026531 is about 1285.0408584666.

Adding to 2122026531 its reverse (1356202212), we get a palindrome (3478228743).

The spelling of 2122026531 in words is "two billion, one hundred twenty-two million, twenty-six thousand, five hundred thirty-one".