100201012121002 has 64 divisors (see below), whose sum is σ = 164146253967360. Its totient is φ = 45596025446400.

The previous prime is 100201012120999. The next prime is 100201012121003. The reversal of 100201012121002 is 200121210102001.

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

It is not an unprimeable number, because it can be changed into a prime (100201012121003) 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, 5603761102 + ... + 5603778982.

It is an arithmetic number, because the mean of its divisors is an integer number (2564785218240).

Almost surely, 2^{100201012121002} is an apocalyptic number.

100201012121002 is a deficient number, since it is larger than the sum of its proper divisors (63945241846358).

100201012121002 is a wasteful number, since it uses less digits than its factorization.

100201012121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21719.

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

Adding to 100201012121002 its reverse (200121210102001), we get a palindrome (300322222223003).

The spelling of 100201012121002 in words is "one hundred trillion, two hundred one billion, twelve million, one hundred twenty-one thousand, two".