2422040981 has 2 divisors, whose sum is σ = 2422040982. Its totient is φ = 2422040980.

The previous prime is 2422040977. The next prime is 2422041019. The reversal of 2422040981 is 1890402242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1901744881 + 520296100 = 43609^2 + 22810^2 .

It is a cyclic number.

It is not a de Polignac number, because 2422040981 - 2² = 2422040977 is a prime.

It is a super-2 number, since 2×2422040981² = 11732565027286884722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2422040911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211020490 + 1211020491.

It is an arithmetic number, because the mean of its divisors is an integer number (1211020491).

Almost surely, 2^2422040981 is an apocalyptic number.

It is an amenable number.

2422040981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422040981 is an equidigital number, since it uses as much as digits as its factorization.

2422040981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 2422040981 is about 49214.2355523277. The cubic root of 2422040981 is about 1342.9520166662.

The spelling of 2422040981 in words is "two billion, four hundred twenty-two million, forty thousand, nine hundred eighty-one".