2032121030021 has 4 divisors (see below), whose sum is σ = 2097673321344. Its totient is φ = 1966568738700.

The previous prime is 2032121029993. The next prime is 2032121030131. The reversal of 2032121030021 is 1200301212302.

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 2032121030021 - 2¹⁰ = 2032121028997 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 (2032121038021) 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, 32776145615 + ... + 32776145676.

It is an arithmetic number, because the mean of its divisors is an integer number (524418330336).

Almost surely, 2^{2032121030021} is an apocalyptic number.

It is an amenable number.

2032121030021 is a deficient number, since it is larger than the sum of its proper divisors (65552291323).

2032121030021 is an equidigital number, since it uses as much as digits as its factorization.

2032121030021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65552291322.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2032121030021 its reverse (1200301212302), we get a palindrome (3232422242323).

The spelling of 2032121030021 in words is "two trillion, thirty-two billion, one hundred twenty-one million, thirty thousand, twenty-one".