2221303010310 has 48 divisors (see below), whose sum is σ = 5840279845920. Its totient is φ = 585691877760.

The previous prime is 2221303010281. The next prime is 2221303010393. The reversal of 2221303010310 is 130103031222.

2221303010310 is a `hidden beast` number, since 2 + 2 + 21 + 30 + 301 + 0 + 310 = 666.

It is a super-2 number, since 2×2221303010310² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138650106 + ... + 138666125.

It is an arithmetic number, because the mean of its divisors is an integer number (121672496790).

Almost surely, 2^{2221303010310} is an apocalyptic number.

2221303010310 is an abundant number, since it is smaller than the sum of its proper divisors (3618976835610).

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

2221303010310 is a wasteful number, since it uses less digits than its factorization.

2221303010310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277316333 (or 277316330 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2221303010310 its reverse (130103031222), we get a palindrome (2351406041532).

The spelling of 2221303010310 in words is "two trillion, two hundred twenty-one billion, three hundred three million, ten thousand, three hundred ten".