2121200101122 has 8 divisors (see below), whose sum is σ = 4242400202256. Its totient is φ = 707066700372.

The previous prime is 2121200101109. The next prime is 2121200101147. The reversal of 2121200101122 is 2211010021212.

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

2121200101122 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176766675088 + ... + 176766675099.

It is an arithmetic number, because the mean of its divisors is an integer number (530300025282).

Almost surely, 2^{2121200101122} is an apocalyptic number.

2121200101122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121200101122 is a wasteful number, since it uses less digits than its factorization.

2121200101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353533350192.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2121200101122 its reverse (2211010021212), we get a palindrome (4332210122334).

The spelling of 2121200101122 in words is "two trillion, one hundred twenty-one billion, two hundred million, one hundred one thousand, one hundred twenty-two".