20143144134102 has 128 divisors (see below), whose sum is σ = 45632805926400. Its totient is φ = 5871675801600.

The previous prime is 20143144134059. The next prime is 20143144134163.

It is a happy number.

20143144134102 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×20143144134102² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20143144134102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 619639333 + ... + 619671839.

It is an arithmetic number, because the mean of its divisors is an integer number (356506296300).

Almost surely, 2^{20143144134102} is an apocalyptic number.

20143144134102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20143144134102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22816402963200).

20143144134102 is an abundant number, since it is smaller than the sum of its proper divisors (25489661792298).

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

20143144134102 is a wasteful number, since it uses less digits than its factorization.

20143144134102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33742.

The product of its (nonzero) digits is 9216, while the sum is 30.

It can be divided in two parts, 2014314 and 4134102, that added together give a palindrome (6148416).

The spelling of 20143144134102 in words is "twenty trillion, one hundred forty-three billion, one hundred forty-four million, one hundred thirty-four thousand, one hundred two".