1000101500 has 48 divisors (see below), whose sum is σ = 2312724960. Its totient is φ = 376505600.

The previous prime is 1000101481. The next prime is 1000101521. The reversal of 1000101500 is 51010001.

It is a happy number.

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, 50330 + ... + 67329.

It is an arithmetic number, because the mean of its divisors is an integer number (48181770).

Almost surely, 2^1000101500 is an apocalyptic number.

1000101500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000101500 is an abundant number, since it is smaller than the sum of its proper divisors (1312623460).

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

1000101500 is a wasteful number, since it uses less digits than its factorization.

1000101500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117695 (or 117683 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 8.

The square root of 1000101500 is about 31624.3814168752. The cubic root of 1000101500 is about 1000.0338321887.

Adding to 1000101500 its reverse (51010001), we get a palindrome (1051111501).

The spelling of 1000101500 in words is "one billion, one hundred one thousand, five hundred".