2221013103312 has 40 divisors (see below), whose sum is σ = 5802084803520. Its totient is φ = 732019298560.

The previous prime is 2221013103299. The next prime is 2221013103313. The reversal of 2221013103312 is 2133013101222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221013103313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259945764 + ... + 259954307.

It is an arithmetic number, because the mean of its divisors is an integer number (145052120088).

Almost surely, 2^{2221013103312} is an apocalyptic number.

It is an amenable number.

2221013103312 is an abundant number, since it is smaller than the sum of its proper divisors (3581071700208).

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

2221013103312 is a wasteful number, since it uses less digits than its factorization.

2221013103312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519900171 (or 519900165 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2221013103312 its reverse (2133013101222), we get a palindrome (4354026204534).

The spelling of 2221013103312 in words is "two trillion, two hundred twenty-one billion, thirteen million, one hundred three thousand, three hundred twelve".