102123143021030 has 16 divisors (see below), whose sum is σ = 186937278751440. Its totient is φ = 40156896916512.

The previous prime is 102123143021017. The next prime is 102123143021069. The reversal of 102123143021030 is 30120341321201.

It is a junction number, because it is equal to n+sod(n) for n = 102123143020987 and 102123143021005.

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, 86545035869 + ... + 86545037048.

It is an arithmetic number, because the mean of its divisors is an integer number (11683579921965).

Almost surely, 2^{102123143021030} is an apocalyptic number.

102123143021030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102123143021030 is a deficient number, since it is larger than the sum of its proper divisors (84814135730410).

102123143021030 is a wasteful number, since it uses less digits than its factorization.

102123143021030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173090072983.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 102123143021030 its reverse (30120341321201), we get a palindrome (132243484342231).

The spelling of 102123143021030 in words is "one hundred two trillion, one hundred twenty-three billion, one hundred forty-three million, twenty-one thousand, thirty".