102011420143 has 8 divisors (see below), whose sum is σ = 103689787040. Its totient is φ = 100333248480.

The previous prime is 102011420117. The next prime is 102011420149. The reversal of 102011420143 is 341024110201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102011420143 - 2¹³ = 102011411951 is a prime.

It is a super-2 number, since 2×102011420143² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102011420143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011420149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1315846 + ... + 1391212.

It is an arithmetic number, because the mean of its divisors is an integer number (12961223380).

Almost surely, 2^102011420143 is an apocalyptic number.

102011420143 is a deficient number, since it is larger than the sum of its proper divisors (1678366897).

102011420143 is an equidigital number, since it uses as much as digits as its factorization.

102011420143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97617.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 102011420143 its reverse (341024110201), we get a palindrome (443035530344).

The spelling of 102011420143 in words is "one hundred two billion, eleven million, four hundred twenty thousand, one hundred forty-three".