2520121022 has 4 divisors (see below), whose sum is σ = 3780181536. Its totient is φ = 1260060510.

The previous prime is 2520121003. The next prime is 2520121033. The reversal of 2520121022 is 2201210252.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630030254 + ... + 630030257.

It is an arithmetic number, because the mean of its divisors is an integer number (945045384).

Almost surely, 2^2520121022 is an apocalyptic number.

2520121022 is a deficient number, since it is larger than the sum of its proper divisors (1260060514).

2520121022 is a wasteful number, since it uses less digits than its factorization.

2520121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260060513.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2520121022 is about 50200.8069855456. The cubic root of 2520121022 is about 1360.8402070969.

Adding to 2520121022 its reverse (2201210252), we get a palindrome (4721331274).

The spelling of 2520121022 in words is "two billion, five hundred twenty million, one hundred twenty-one thousand, twenty-two".