2221330311124 has 6 divisors (see below), whose sum is σ = 3887328044474. Its totient is φ = 1110665155560.

The previous prime is 2221330311073. The next prime is 2221330311143. The reversal of 2221330311124 is 4211130331222.

It can be written as a sum of positive squares in only one way, i.e., 2047566388624 + 173763922500 = 1430932^2 + 416850^2 .

It is a super-2 number, since 2×2221330311124² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 277666288887 + ... + 277666288894.

Almost surely, 2^{2221330311124} is an apocalyptic number.

It is an amenable number.

2221330311124 is a deficient number, since it is larger than the sum of its proper divisors (1665997733350).

2221330311124 is a wasteful number, since it uses less digits than its factorization.

2221330311124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555332577785 (or 555332577783 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 2221330311124 its reverse (4211130331222), we get a palindrome (6432460642346).

The spelling of 2221330311124 in words is "two trillion, two hundred twenty-one billion, three hundred thirty million, three hundred eleven thousand, one hundred twenty-four".