2120021302 has 16 divisors (see below), whose sum is σ = 3637337760. Its totient is φ = 907826688.

The previous prime is 2120021263. The next prime is 2120021341. The reversal of 2120021302 is 2031200212.

It is an interprime number because it is at equal distance from previous prime (2120021263) and next prime (2120021341).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45177 + ... + 79252.

It is an arithmetic number, because the mean of its divisors is an integer number (227333610).

Almost surely, 2^2120021302 is an apocalyptic number.

2120021302 is a deficient number, since it is larger than the sum of its proper divisors (1517316458).

2120021302 is a wasteful number, since it uses less digits than its factorization.

2120021302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125655.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2120021302 is about 46043.6890572421. The cubic root of 2120021302 is about 1284.6359604062.

Adding to 2120021302 its reverse (2031200212), we get a palindrome (4151221514).

The spelling of 2120021302 in words is "two billion, one hundred twenty million, twenty-one thousand, three hundred two".