20124145302102 has 24 divisors (see below), whose sum is σ = 43602862489680. Its totient is φ = 6707964177360.

The previous prime is 20124145302101. The next prime is 20124145302103. The reversal of 20124145302102 is 20120354142102.

20124145302102 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 414 + 5 + 30 + 210 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (20124145302101) and next prime (20124145302103).

It is a super-2 number, since 2×20124145302102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20124145302101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5540077 + ... + 8422632.

It is an arithmetic number, because the mean of its divisors is an integer number (1816785937070).

Almost surely, 2^{20124145302102} is an apocalyptic number.

20124145302102 is an abundant number, since it is smaller than the sum of its proper divisors (23478717187578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20124145302102 is a wasteful number, since it uses less digits than its factorization.

20124145302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14042788 (or 14042785 counting only the distinct ones).

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

Adding to 20124145302102 its reverse (20120354142102), we get a palindrome (40244499444204).

The spelling of 20124145302102 in words is "twenty trillion, one hundred twenty-four billion, one hundred forty-five million, three hundred two thousand, one hundred two".