2031421301121 has 8 divisors (see below), whose sum is σ = 2795934694144. Its totient is φ = 1310594387760.

The previous prime is 2031421301113. The next prime is 2031421301131. The reversal of 2031421301121 is 1211031241302.

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

It is not a de Polignac number, because 2031421301121 - 2³ = 2031421301113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2031421301111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10921619806 + ... + 10921619991.

It is an arithmetic number, because the mean of its divisors is an integer number (349491836768).

Almost surely, 2^{2031421301121} is an apocalyptic number.

It is an amenable number.

2031421301121 is a deficient number, since it is larger than the sum of its proper divisors (764513393023).

2031421301121 is a wasteful number, since it uses less digits than its factorization.

2031421301121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21843239831.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2031421301121 its reverse (1211031241302), we get a palindrome (3242452542423).

The spelling of 2031421301121 in words is "two trillion, thirty-one billion, four hundred twenty-one million, three hundred one thousand, one hundred twenty-one".