210000120000010 has 16 divisors (see below), whose sum is σ = 378314953920072. Its totient is φ = 83930106240000.

The previous prime is 210000119999983. The next prime is 210000120000059. The reversal of 210000120000010 is 10000021000012.

It can be written as a sum of positive squares in 4 ways, for example, as 124428425253001 + 85571694747009 = 11154749^2 + 9250497^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210000119999948 and 210000120000002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8742707391 + ... + 8742731410.

Almost surely, 2^{210000120000010} is an apocalyptic number.

210000120000010 is a deficient number, since it is larger than the sum of its proper divisors (168314833920062).

210000120000010 is a wasteful number, since it uses less digits than its factorization.

210000120000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17485440009.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 210000120000010 its reverse (10000021000012), we get a palindrome (220000141000022).

The spelling of 210000120000010 in words is "two hundred ten trillion, one hundred twenty million, ten", and thus it is an aban number.