2204102122540 has 12 divisors (see below), whose sum is σ = 4628614457376. Its totient is φ = 881640849008.

The previous prime is 2204102122517. The next prime is 2204102122591. The reversal of 2204102122540 is 452212014022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55102553044 + ... + 55102553083.

It is an arithmetic number, because the mean of its divisors is an integer number (385717871448).

Almost surely, 2^{2204102122540} is an apocalyptic number.

2204102122540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204102122540 is an abundant number, since it is smaller than the sum of its proper divisors (2424512334836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2204102122540 is a wasteful number, since it uses less digits than its factorization.

2204102122540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110205106136 (or 110205106134 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 2204102122540 its reverse (452212014022), we get a palindrome (2656314136562).

The spelling of 2204102122540 in words is "two trillion, two hundred four billion, one hundred two million, one hundred twenty-two thousand, five hundred forty".