3743821290121 has 4 divisors (see below), whose sum is σ = 4084168680144. Its totient is φ = 3403473900100.

The previous prime is 3743821290119. The next prime is 3743821290133. The reversal of 3743821290121 is 1210921283473.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3743821290121 - 2¹ = 3743821290119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3743821290151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170173694995 + ... + 170173695016.

It is an arithmetic number, because the mean of its divisors is an integer number (1021042170036).

Almost surely, 2^{3743821290121} is an apocalyptic number.

It is an amenable number.

3743821290121 is a deficient number, since it is larger than the sum of its proper divisors (340347390023).

3743821290121 is a wasteful number, since it uses less digits than its factorization.

3743821290121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340347390022.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 3743821290121 in words is "three trillion, seven hundred forty-three billion, eight hundred twenty-one million, two hundred ninety thousand, one hundred twenty-one".