2101023010 has 8 divisors (see below), whose sum is σ = 3781841436. Its totient is φ = 840409200.

The previous prime is 2101022993. The next prime is 2101023053. The reversal of 2101023010 is 103201012.

It can be written as a sum of positive squares in 2 ways, for example, as 1764924121 + 336098889 = 42011^2 + 18333^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 210102301 = 2101023010 / (2 + 1 + 0 + 1 + 0 + 2 + 3 + 0 + 1 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105051141 + ... + 105051160.

Almost surely, 2^2101023010 is an apocalyptic number.

2101023010 is a deficient number, since it is larger than the sum of its proper divisors (1680818426).

2101023010 is a wasteful number, since it uses less digits than its factorization.

2101023010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210102308.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2101023010 is about 45836.9175447041. The cubic root of 2101023010 is about 1280.7870749273.

Adding to 2101023010 its reverse (103201012), we get a palindrome (2204224022).

The spelling of 2101023010 in words is "two billion, one hundred one million, twenty-three thousand, ten".