2161450141203 has 8 divisors (see below), whose sum is σ = 2883577529488. Its totient is φ = 1440144756864.

The previous prime is 2161450141187. The next prime is 2161450141217. The reversal of 2161450141203 is 3021410541612.

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

It is not a de Polignac number, because 2161450141203 - 2⁴ = 2161450141187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2161450141603) 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, 205494850 + ... + 205505367.

It is an arithmetic number, because the mean of its divisors is an integer number (360447191186).

Almost surely, 2^{2161450141203} is an apocalyptic number.

2161450141203 is a deficient number, since it is larger than the sum of its proper divisors (722127388285).

2161450141203 is a wasteful number, since it uses less digits than its factorization.

2161450141203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411001973.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 2161450141203 its reverse (3021410541612), we get a palindrome (5182860682815).

The spelling of 2161450141203 in words is "two trillion, one hundred sixty-one billion, four hundred fifty million, one hundred forty-one thousand, two hundred three".