2120202100102 has 8 divisors (see below), whose sum is σ = 3180484117800. Its totient is φ = 1060040727504.

The previous prime is 2120202100091. The next prime is 2120202100103. The reversal of 2120202100102 is 2010012020212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120202100103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30117327 + ... + 30187642.

It is an arithmetic number, because the mean of its divisors is an integer number (397560514725).

Almost surely, 2^{2120202100102} is an apocalyptic number.

2120202100102 is a deficient number, since it is larger than the sum of its proper divisors (1060282017698).

2120202100102 is a wasteful number, since it uses less digits than its factorization.

2120202100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60322550.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2120202100102 its reverse (2010012020212), we get a palindrome (4130214120314).

The spelling of 2120202100102 in words is "two trillion, one hundred twenty billion, two hundred two million, one hundred thousand, one hundred two".