102403144330 has 16 divisors (see below), whose sum is σ = 184710481920. Its totient is φ = 40875741712.

The previous prime is 102403144213. The next prime is 102403144367. The reversal of 102403144330 is 33441304201.

It is a super-2 number, since 2×102403144330² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102403144295 and 102403144304.

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, 10684474 + ... + 10694053.

It is an arithmetic number, because the mean of its divisors is an integer number (11544405120).

Almost surely, 2^102403144330 is an apocalyptic number.

102403144330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102403144330 is a deficient number, since it is larger than the sum of its proper divisors (82307337590).

102403144330 is a wasteful number, since it uses less digits than its factorization.

102403144330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21379013.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 102403144330 its reverse (33441304201), we get a palindrome (135844448531).

The spelling of 102403144330 in words is "one hundred two billion, four hundred three million, one hundred forty-four thousand, three hundred thirty".