2133021121203 has 64 divisors (see below), whose sum is σ = 3668502528000. Its totient is φ = 1073036450304.

The previous prime is 2133021121193. The next prime is 2133021121211. The reversal of 2133021121203 is 3021211203312.

It is a de Polignac number, because none of the positive numbers 2^k-2133021121203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2133021121203.

It is not an unprimeable number, because it can be changed into a prime (2133021121243) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1454433 + ... + 2526146.

It is an arithmetic number, because the mean of its divisors is an integer number (57320352000).

Almost surely, 2^{2133021121203} is an apocalyptic number.

2133021121203 is a deficient number, since it is larger than the sum of its proper divisors (1535481406797).

2133021121203 is a wasteful number, since it uses less digits than its factorization.

2133021121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980704.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2133021121203 its reverse (3021211203312), we get a palindrome (5154232324515).

The spelling of 2133021121203 in words is "two trillion, one hundred thirty-three billion, twenty-one million, one hundred twenty-one thousand, two hundred three".