124020102210345 has 96 divisors (see below), whose sum is σ = 235847814359040. Its totient is φ = 59789036926080.

The previous prime is 124020102210343. The next prime is 124020102210377. The reversal of 124020102210345 is 543012201020421.

124020102210345 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 2 + 0 + 102 + 210 + 345 = 666.

It is not a de Polignac number, because 124020102210345 - 2¹ = 124020102210343 is a prime.

It is a super-4 number, since 4×124020102210345⁴ (a number of 57 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (124020102210343) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 63903286 + ... + 65815424.

It is an arithmetic number, because the mean of its divisors is an integer number (2456748066240).

Almost surely, 2^{124020102210345} is an apocalyptic number.

124020102210345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

124020102210345 is a deficient number, since it is larger than the sum of its proper divisors (111827712148695).

124020102210345 is a wasteful number, since it uses less digits than its factorization.

124020102210345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912907 (or 1912904 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 124020102210345 its reverse (543012201020421), we get a palindrome (667032303230766).

The spelling of 124020102210345 in words is "one hundred twenty-four trillion, twenty billion, one hundred two million, two hundred ten thousand, three hundred forty-five".