201002010121010 has 64 divisors (see below), whose sum is σ = 415780943235840. Its totient is φ = 68533138056960.

The previous prime is 201002010120931. The next prime is 201002010121013. The reversal of 201002010121010 is 10121010200102.

It is a junction number, because it is equal to n+sod(n) for n = 201002010120982 and 201002010121000.

It is not an unprimeable number, because it can be changed into a prime (201002010121013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1483703297 + ... + 1483838763.

It is an arithmetic number, because the mean of its divisors is an integer number (6496577238060).

Almost surely, 2^{201002010121010} is an apocalyptic number.

201002010121010 is an abundant number, since it is smaller than the sum of its proper divisors (214778933114830).

201002010121010 is a wasteful number, since it uses less digits than its factorization.

201002010121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252771.

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

Adding to 201002010121010 its reverse (10121010200102), we get a palindrome (211123020321112).

The spelling of 201002010121010 in words is "two hundred one trillion, two billion, ten million, one hundred twenty-one thousand, ten".