2003301212021 has 16 divisors (see below), whose sum is σ = 2051555351040. Its totient is φ = 1955284243200.

The previous prime is 2003301211969. The next prime is 2003301212041. The reversal of 2003301212021 is 1202121033002.

It is a cyclic number.

It is not a de Polignac number, because 2003301212021 - 2¹⁰ = 2003301210997 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 (2003301212041) 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, 88173755 + ... + 88196471.

It is an arithmetic number, because the mean of its divisors is an integer number (128222209440).

Almost surely, 2^{2003301212021} is an apocalyptic number.

It is an amenable number.

2003301212021 is a deficient number, since it is larger than the sum of its proper divisors (48254139019).

2003301212021 is a wasteful number, since it uses less digits than its factorization.

2003301212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27844.

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

Adding to 2003301212021 its reverse (1202121033002), we get a palindrome (3205422245023).

The spelling of 2003301212021 in words is "two trillion, three billion, three hundred one million, two hundred twelve thousand, twenty-one".