1022100994 has 8 divisors (see below), whose sum is σ = 1558285308. Its totient is φ = 502672560.

The previous prime is 1022100977. The next prime is 1022101007. The reversal of 1022100994 is 4990012201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 891798769 + 130302225 = 29863^2 + 11415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1022100994³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4188817 + ... + 4189060.

Almost surely, 2^1022100994 is an apocalyptic number.

1022100994 is a deficient number, since it is larger than the sum of its proper divisors (536184314).

1022100994 is an equidigital number, since it uses as much as digits as its factorization.

1022100994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8377940.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1022100994 is about 31970.3142618273. The cubic root of 1022100994 is about 1007.3133820561.

The spelling of 1022100994 in words is "one billion, twenty-two million, one hundred thousand, nine hundred ninety-four".