1022003120 has 40 divisors (see below), whose sum is σ = 2377685616. Its totient is φ = 408538368.

The previous prime is 1022003113. The next prime is 1022003197. The reversal of 1022003120 is 213002201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163574 + ... + 169706.

Almost surely, 2^1022003120 is an apocalyptic number.

1022003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022003120 is an abundant number, since it is smaller than the sum of its proper divisors (1355682496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022003120 is a wasteful number, since it uses less digits than its factorization.

1022003120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8229 (or 8223 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1022003120 is about 31968.7835239316. The cubic root of 1022003120 is about 1007.2812283722.

Adding to 1022003120 its reverse (213002201), we get a palindrome (1235005321).

The spelling of 1022003120 in words is "one billion, twenty-two million, three thousand, one hundred twenty".