2521043142212 has 24 divisors (see below), whose sum is σ = 5159344107456. Its totient is φ = 1055320384608.

The previous prime is 2521043142193. The next prime is 2521043142251. The reversal of 2521043142212 is 2122413401252.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1046943623 + ... + 1046946030.

It is an arithmetic number, because the mean of its divisors is an integer number (214972671144).

Almost surely, 2^{2521043142212} is an apocalyptic number.

It is an amenable number.

2521043142212 is an abundant number, since it is smaller than the sum of its proper divisors (2638300965244).

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

2521043142212 is a wasteful number, since it uses less digits than its factorization.

2521043142212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093889707 (or 2093889705 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 2521043142212 its reverse (2122413401252), we get a palindrome (4643456543464).

The spelling of 2521043142212 in words is "two trillion, five hundred twenty-one billion, forty-three million, one hundred forty-two thousand, two hundred twelve".