2114121013421 has 16 divisors (see below), whose sum is σ = 2272145520384. Its totient is φ = 1960053064704.

The previous prime is 2114121013369. The next prime is 2114121013427. The reversal of 2114121013421 is 1243101214112.

It is a cyclic number.

It is not a de Polignac number, because 2114121013421 - 2¹⁸ = 2114120751277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2114121013427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3062741 + ... + 3688986.

It is an arithmetic number, because the mean of its divisors is an integer number (142009095024).

Almost surely, 2^{2114121013421} is an apocalyptic number.

It is an amenable number.

2114121013421 is a deficient number, since it is larger than the sum of its proper divisors (158024506963).

2114121013421 is a wasteful number, since it uses less digits than its factorization.

2114121013421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6752020.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 2114121013421 its reverse (1243101214112), we get a palindrome (3357222227533).

The spelling of 2114121013421 in words is "two trillion, one hundred fourteen billion, one hundred twenty-one million, thirteen thousand, four hundred twenty-one".