20102301223010 has 16 divisors (see below), whose sum is σ = 36199922505336. Its totient is φ = 8037413755008.

The previous prime is 20102301223007. The next prime is 20102301223051. The reversal of 20102301223010 is 1032210320102.

It can be written as a sum of positive squares in 4 ways, for example, as 15126024429961 + 4976276793049 = 3889219^2 + 2230757^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20102301223010.

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, 438317699 + ... + 438363558.

Almost surely, 2^{20102301223010} is an apocalyptic number.

20102301223010 is a deficient number, since it is larger than the sum of its proper divisors (16097621282326).

20102301223010 is a wasteful number, since it uses less digits than its factorization.

20102301223010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876683557.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20102301223010 its reverse (1032210320102), we get a palindrome (21134511543112).

The spelling of 20102301223010 in words is "twenty trillion, one hundred two billion, three hundred one million, two hundred twenty-three thousand, ten".