22011331004 has 48 divisors (see below), whose sum is σ = 41815097856. Its totient is φ = 10077912000.

The previous prime is 22011330989. The next prime is 22011331019. The reversal of 22011331004 is 40013311022.

It is an interprime number because it is at equal distance from previous prime (22011330989) and next prime (22011331019).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7622849 + ... + 7625735.

It is an arithmetic number, because the mean of its divisors is an integer number (871147872).

Almost surely, 2^22011331004 is an apocalyptic number.

It is an amenable number.

22011331004 is a deficient number, since it is larger than the sum of its proper divisors (19803766852).

22011331004 is a wasteful number, since it uses less digits than its factorization.

22011331004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026 (or 4024 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22011331004 its reverse (40013311022), we get a palindrome (62024642026).

The spelling of 22011331004 in words is "twenty-two billion, eleven million, three hundred thirty-one thousand, four".