2141502205405 has 16 divisors (see below), whose sum is σ = 2725800548544. Its totient is φ = 1609561166080.

The previous prime is 2141502205343. The next prime is 2141502205411. The reversal of 2141502205405 is 5045022051412.

It is not a de Polignac number, because 2141502205405 - 2³³ = 2132912270813 is a prime.

It is a super-2 number, since 2×2141502205405² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22327051 + ... + 22422760.

It is an arithmetic number, because the mean of its divisors is an integer number (170362534284).

Almost surely, 2^{2141502205405} is an apocalyptic number.

It is an amenable number.

2141502205405 is a deficient number, since it is larger than the sum of its proper divisors (584298343139).

2141502205405 is a wasteful number, since it uses less digits than its factorization.

2141502205405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44750396.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 2141502205405 its reverse (5045022051412), we get a palindrome (7186524256817).

The spelling of 2141502205405 in words is "two trillion, one hundred forty-one billion, five hundred two million, two hundred five thousand, four hundred five".