2124102453515 has 32 divisors (see below), whose sum is σ = 3026134702080. Its totient is φ = 1400988153600.

The previous prime is 2124102453479. The next prime is 2124102453523. The reversal of 2124102453515 is 5153542014212.

It is not a de Polignac number, because 2124102453515 - 2³² = 2119807486219 is a prime.

It is a super-2 number, since 2×2124102453515² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10322135 + ... + 10525904.

It is an arithmetic number, because the mean of its divisors is an integer number (94566709440).

Almost surely, 2^{2124102453515} is an apocalyptic number.

2124102453515 is a deficient number, since it is larger than the sum of its proper divisors (902032248565).

2124102453515 is a wasteful number, since it uses less digits than its factorization.

2124102453515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20848163.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 2124102453515 its reverse (5153542014212), we get a palindrome (7277644467727).

The spelling of 2124102453515 in words is "two trillion, one hundred twenty-four billion, one hundred two million, four hundred fifty-three thousand, five hundred fifteen".