200102121010 has 32 divisors (see below), whose sum is σ = 393093342144. Its totient is φ = 72733752000.

The previous prime is 200102120993. The next prime is 200102121059. The reversal of 200102121010 is 10121201002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120096 + ... + 643915.

It is an arithmetic number, because the mean of its divisors is an integer number (12284166942).

Almost surely, 2^200102121010 is an apocalyptic number.

200102121010 is a deficient number, since it is larger than the sum of its proper divisors (192991221134).

200102121010 is a wasteful number, since it uses less digits than its factorization.

200102121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766410.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200102121010 its reverse (10121201002), we get a palindrome (210223322012).

The spelling of 200102121010 in words is "two hundred billion, one hundred two million, one hundred twenty-one thousand, ten".