20201100200102 has 16 divisors (see below), whose sum is σ = 30447419735040. Its totient is φ = 10051989716232.

The previous prime is 20201100200069. The next prime is 20201100200153. The reversal of 20201100200102 is 20100200110202.

It is a happy number.

It is a super-2 number, since 2×20201100200102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5982068 + ... + 8728535.

It is an arithmetic number, because the mean of its divisors is an integer number (1902963733440).

Almost surely, 2^{20201100200102} is an apocalyptic number.

20201100200102 is a deficient number, since it is larger than the sum of its proper divisors (10246319534938).

20201100200102 is a wasteful number, since it uses less digits than its factorization.

20201100200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14713907.

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

Adding to 20201100200102 its reverse (20100200110202), we get a palindrome (40301300310304).

The spelling of 20201100200102 in words is "twenty trillion, two hundred one billion, one hundred million, two hundred thousand, one hundred two".