2205125133421 has 16 divisors (see below), whose sum is σ = 2580987950464. Its totient is φ = 1844549812224.

The previous prime is 2205125133403. The next prime is 2205125133437. The reversal of 2205125133421 is 1243315215022.

It is a happy number.

It is not a de Polignac number, because 2205125133421 - 2⁹ = 2205125132909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205125133461) 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 15 ways as a sum of consecutive naturals, for example, 2829876 + ... + 3523981.

It is an arithmetic number, because the mean of its divisors is an integer number (161311746904).

Almost surely, 2^{2205125133421} is an apocalyptic number.

It is an amenable number.

2205125133421 is a deficient number, since it is larger than the sum of its proper divisors (375862817043).

2205125133421 is a wasteful number, since it uses less digits than its factorization.

2205125133421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6355060.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 2205125133421 in words is "two trillion, two hundred five billion, one hundred twenty-five million, one hundred thirty-three thousand, four hundred twenty-one".