2029187100 has 72 divisors (see below), whose sum is σ = 5953868928. Its totient is φ = 533489600.

The previous prime is 2029187093. The next prime is 2029187113. The reversal of 2029187100 is 17819202.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26334 + ... + 68933.

It is an arithmetic number, because the mean of its divisors is an integer number (82692624).

Almost surely, 2^2029187100 is an apocalyptic number.

2029187100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2029187100 is an abundant number, since it is smaller than the sum of its proper divisors (3924681828).

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

2029187100 is a wasteful number, since it uses less digits than its factorization.

2029187100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95355 (or 95348 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 2029187100 is about 45046.4993090473. The cubic root of 2029187100 is about 1266.0203820632.

The spelling of 2029187100 in words is "two billion, twenty-nine million, one hundred eighty-seven thousand, one hundred".