2102030232210 has 96 divisors (see below), whose sum is σ = 5505803999280. Its totient is φ = 556395485184.

The previous prime is 2102030232187. The next prime is 2102030232233. The reversal of 2102030232210 is 122320302012.

2102030232210 is a `hidden beast` number, since 2 + 10 + 20 + 302 + 322 + 10 = 666.

It is an interprime number because it is at equal distance from previous prime (2102030232187) and next prime (2102030232233).

It can be written as a sum of positive squares in 8 ways, for example, as 797247194769 + 1304783037441 = 892887^2 + 1142271^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 9497286 + ... + 9716094.

Almost surely, 2^{2102030232210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2102030232210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2752901999640).

2102030232210 is an abundant number, since it is smaller than the sum of its proper divisors (3403773767070).

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

2102030232210 is a wasteful number, since it uses less digits than its factorization.

2102030232210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219612 (or 219609 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2102030232210 its reverse (122320302012), we get a palindrome (2224350534222).

The spelling of 2102030232210 in words is "two trillion, one hundred two billion, thirty million, two hundred thirty-two thousand, two hundred ten".