2124020351213 has 16 divisors (see below), whose sum is σ = 2195121609216. Its totient is φ = 2053081926720.

The previous prime is 2124020351191. The next prime is 2124020351221. The reversal of 2124020351213 is 3121530204212.

It is a cyclic number.

It is not a de Polignac number, because 2124020351213 - 2⁸ = 2124020350957 is a prime.

It is a super-2 number, since 2×2124020351213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124020351113) 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, 122816795 + ... + 122834087.

It is an arithmetic number, because the mean of its divisors is an integer number (137195100576).

Almost surely, 2^{2124020351213} is an apocalyptic number.

It is an amenable number.

2124020351213 is a deficient number, since it is larger than the sum of its proper divisors (71101258003).

2124020351213 is a wasteful number, since it uses less digits than its factorization.

2124020351213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21764.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 2124020351213 its reverse (3121530204212), we get a palindrome (5245550555425).

The spelling of 2124020351213 in words is "two trillion, one hundred twenty-four billion, twenty million, three hundred fifty-one thousand, two hundred thirteen".