102001000220210 has 64 divisors (see below), whose sum is σ = 226005021994752. Its totient is φ = 32276838756096.

The previous prime is 102001000220209. The next prime is 102001000220237. The reversal of 102001000220210 is 12022000100201.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102001000220191 and 102001000220200.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2196824 + ... + 14450883.

It is an arithmetic number, because the mean of its divisors is an integer number (3531328468668).

Almost surely, 2^{102001000220210} is an apocalyptic number.

102001000220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001000220210 is an abundant number, since it is smaller than the sum of its proper divisors (124004021774542).

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

102001000220210 is a wasteful number, since it uses less digits than its factorization.

102001000220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16654467.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102001000220210 its reverse (12022000100201), we get a palindrome (114023000320411).

The spelling of 102001000220210 in words is "one hundred two trillion, one billion, two hundred twenty thousand, two hundred ten".