2120021021110 has 8 divisors (see below), whose sum is σ = 3816037838016. Its totient is φ = 848008408440.

The previous prime is 2120021021081. The next prime is 2120021021171. The reversal of 2120021021110 is 111201200212.

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

It is a congruent number.

It is an unprimeable number.

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, 106001051046 + ... + 106001051065.

It is an arithmetic number, because the mean of its divisors is an integer number (477004729752).

Almost surely, 2^{2120021021110} is an apocalyptic number.

2120021021110 is a deficient number, since it is larger than the sum of its proper divisors (1696016816906).

2120021021110 is a wasteful number, since it uses less digits than its factorization.

2120021021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212002102118.

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

Adding to 2120021021110 its reverse (111201200212), we get a palindrome (2231222221322).

The spelling of 2120021021110 in words is "two trillion, one hundred twenty billion, twenty-one million, twenty-one thousand, one hundred ten".