2115452010 has 96 divisors (see below), whose sum is σ = 5919806592. Its totient is φ = 482401920.

The previous prime is 2115451993. The next prime is 2115452041. The reversal of 2115452010 is 102545112.

It is a super-2 number, since 2×2115452010² = 8950274413226080200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 737980 + ... + 740840.

It is an arithmetic number, because the mean of its divisors is an integer number (61664652).

Almost surely, 2^2115452010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2115452010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2959903296).

2115452010 is an abundant number, since it is smaller than the sum of its proper divisors (3804354582).

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

2115452010 is a wasteful number, since it uses less digits than its factorization.

2115452010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388 (or 3381 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 2115452010 is about 45994.0432012668. The cubic root of 2115452010 is about 1283.7123692151.

Adding to 2115452010 its reverse (102545112), we get a palindrome (2217997122).

The spelling of 2115452010 in words is "two billion, one hundred fifteen million, four hundred fifty-two thousand, ten".