2229140067981 has 4 divisors (see below), whose sum is σ = 2972186757312. Its totient is φ = 1486093378652.

The previous prime is 2229140067883. The next prime is 2229140067989. The reversal of 2229140067981 is 1897600419222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2229140067981 - 2¹³ = 2229140059789 is a prime.

It is a super-2 number, since 2×2229140067981² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229140067989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371523344661 + ... + 371523344666.

It is an arithmetic number, because the mean of its divisors is an integer number (743046689328).

Almost surely, 2^{2229140067981} is an apocalyptic number.

It is an amenable number.

2229140067981 is a deficient number, since it is larger than the sum of its proper divisors (743046689331).

2229140067981 is an equidigital number, since it uses as much as digits as its factorization.

2229140067981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743046689330.

The product of its (nonzero) digits is 870912, while the sum is 51.

The spelling of 2229140067981 in words is "two trillion, two hundred twenty-nine billion, one hundred forty million, sixty-seven thousand, nine hundred eighty-one".