1012055000 has 80 divisors (see below), whose sum is σ = 2586953160. Its totient is φ = 368000000.

The previous prime is 1012054997. The next prime is 1012055003. The reversal of 1012055000 is 5502101.

It is an interprime number because it is at equal distance from previous prime (1012054997) and next prime (1012055003).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012055003) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 45800 + ... + 64200.

Almost surely, 2^1012055000 is an apocalyptic number.

1012055000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012055000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1293476580).

1012055000 is an abundant number, since it is smaller than the sum of its proper divisors (1574898160).

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

1012055000 is a wasteful number, since it uses less digits than its factorization.

1012055000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18438 (or 18419 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 1012055000 is about 31812.8118845222. The cubic root of 1012055000 is about 1004.0022936091.

Adding to 1012055000 its reverse (5502101), we get a palindrome (1017557101).

The spelling of 1012055000 in words is "one billion, twelve million, fifty-five thousand".