2221042011340 has 24 divisors (see below), whose sum is σ = 4670603919072. Its totient is φ = 887194767360.

The previous prime is 2221042011301. The next prime is 2221042011367. The reversal of 2221042011340 is 431102401222.

It is a super-2 number, since 2×2221042011340² (a number of 25 digits) contains 22 as substring.

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, 76362421 + ... + 76391500.

It is an arithmetic number, because the mean of its divisors is an integer number (194608496628).

Almost surely, 2^{2221042011340} is an apocalyptic number.

2221042011340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2221042011340 is an abundant number, since it is smaller than the sum of its proper divisors (2449561907732).

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

2221042011340 is a wasteful number, since it uses less digits than its factorization.

2221042011340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152754657 (or 152754655 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2221042011340 its reverse (431102401222), we get a palindrome (2652144412562).

The spelling of 2221042011340 in words is "two trillion, two hundred twenty-one billion, forty-two million, eleven thousand, three hundred forty".