1022011120 has 40 divisors (see below), whose sum is σ = 2558961216. Its totient is φ = 377357568.

The previous prime is 1022011103. The next prime is 1022011153. The reversal of 1022011120 is 211102201.

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

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1022011097 and 1022011106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490312 + ... + 492391.

Almost surely, 2^1022011120 is an apocalyptic number.

1022011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022011120 is an abundant number, since it is smaller than the sum of its proper divisors (1536950096).

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

1022011120 is a wasteful number, since it uses less digits than its factorization.

1022011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982729 (or 982723 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1022011120 is about 31968.9086457452. The cubic root of 1022011120 is about 1007.2838566188.

Adding to 1022011120 its reverse (211102201), we get a palindrome (1233113321).

The spelling of 1022011120 in words is "one billion, twenty-two million, eleven thousand, one hundred twenty".