4022249121 has 24 divisors (see below), whose sum is σ = 6345453504. Its totient is φ = 2434894560.

The previous prime is 4022249089. The next prime is 4022249167. The reversal of 4022249121 is 1219422204.

4022249121 is a `hidden beast` number, since 402 + 2 + 249 + 12 + 1 = 666.

It is not a de Polignac number, because 4022249121 - 2⁵ = 4022249089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4022249321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63660 + ... + 109986.

It is an arithmetic number, because the mean of its divisors is an integer number (264393896).

Almost surely, 2^4022249121 is an apocalyptic number.

It is an amenable number.

4022249121 is a deficient number, since it is larger than the sum of its proper divisors (2323204383).

4022249121 is a wasteful number, since it uses less digits than its factorization.

4022249121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47221 (or 47218 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4022249121 is about 63421.2040330361. The cubic root of 4022249121 is about 1590.3388016599.

The spelling of 4022249121 in words is "four billion, twenty-two million, two hundred forty-nine thousand, one hundred twenty-one".