102012100100210 has 32 divisors (see below), whose sum is σ = 186156486738432. Its totient is φ = 40241688071040.

The previous prime is 102012100100201. The next prime is 102012100100213. The reversal of 102012100100210 is 12001001210201.

It is a junction number, because it is equal to n+sod(n) for n = 102012100100191 and 102012100100200.

It is not an unprimeable number, because it can be changed into a prime (102012100100213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224204 + ... + 14285463.

It is an arithmetic number, because the mean of its divisors is an integer number (5817390210576).

Almost surely, 2^{102012100100210} is an apocalyptic number.

102012100100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102012100100210 is a deficient number, since it is larger than the sum of its proper divisors (84144386638222).

102012100100210 is a wasteful number, since it uses less digits than its factorization.

102012100100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14519378.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102012100100210 its reverse (12001001210201), we get a palindrome (114013101310411).

The spelling of 102012100100210 in words is "one hundred two trillion, twelve billion, one hundred million, one hundred thousand, two hundred ten".