102003020134 has 8 divisors (see below), whose sum is σ = 157139787888. Its totient is φ = 49623090840.

The previous prime is 102003020123. The next prime is 102003020143. The reversal of 102003020134 is 431020300201.

It is a happy number.

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

It is a super-2 number, since 2×102003020134² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 689209522 + ... + 689209669.

It is an arithmetic number, because the mean of its divisors is an integer number (19642473486).

Almost surely, 2^102003020134 is an apocalyptic number.

102003020134 is a deficient number, since it is larger than the sum of its proper divisors (55136767754).

102003020134 is a wasteful number, since it uses less digits than its factorization.

102003020134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378419230.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 102003020134 its reverse (431020300201), we get a palindrome (533023320335).

The spelling of 102003020134 in words is "one hundred two billion, three million, twenty thousand, one hundred thirty-four".