2921224221292 has 96 divisors (see below), whose sum is σ = 5691050668800. Its totient is φ = 1303546675200.

The previous prime is 2921224221287. The next prime is 2921224221299.

2921224221292 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2921224221292² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2921224221299) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110819778 + ... + 110846134.

It is an arithmetic number, because the mean of its divisors is an integer number (59281777800).

Almost surely, 2^{2921224221292} is an apocalyptic number.

It is an amenable number.

2921224221292 is a deficient number, since it is larger than the sum of its proper divisors (2769826447508).

2921224221292 is a wasteful number, since it uses less digits than its factorization.

2921224221292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26971 (or 26969 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The spelling of 2921224221292 in words is "two trillion, nine hundred twenty-one billion, two hundred twenty-four million, two hundred twenty-one thousand, two hundred ninety-two".