200102121021010 has 128 divisors (see below), whose sum is σ = 401006953912320. Its totient is φ = 71392694630400.

The previous prime is 200102121020957. The next prime is 200102121021073. The reversal of 200102121021010 is 10120121201002.

It is a super-2 number, since 2×200102121021010² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12230425230 + ... + 12230441590.

It is an arithmetic number, because the mean of its divisors is an integer number (3132866827440).

Almost surely, 2^{200102121021010} is an apocalyptic number.

200102121021010 is an abundant number, since it is smaller than the sum of its proper divisors (200904832891310).

200102121021010 is a wasteful number, since it uses less digits than its factorization.

200102121021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20804.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200102121021010 its reverse (10120121201002), we get a palindrome (210222242222012).

The spelling of 200102121021010 in words is "two hundred trillion, one hundred two billion, one hundred twenty-one million, twenty-one thousand, ten".