20123144132102 has 16 divisors (see below), whose sum is σ = 34661875060800. Its totient is φ = 8665468764840.

The previous prime is 20123144132089. The next prime is 20123144132123.

It is a happy number.

20123144132102 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×20123144132102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24070746152 + ... + 24070746987.

It is an arithmetic number, because the mean of its divisors is an integer number (2166367191300).

Almost surely, 2^{20123144132102} is an apocalyptic number.

20123144132102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20123144132102 is a deficient number, since it is larger than the sum of its proper divisors (14538730928698).

20123144132102 is a wasteful number, since it uses less digits than its factorization.

20123144132102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48141493171.

The product of its (nonzero) digits is 2304, while the sum is 26.

It can be divided in two parts, 2012314 and 4132102, that added together give a palindrome (6144416).

The spelling of 20123144132102 in words is "twenty trillion, one hundred twenty-three billion, one hundred forty-four million, one hundred thirty-two thousand, one hundred two".