102030123021004 has 24 divisors (see below), whose sum is σ = 193452463079568. Its totient is φ = 46897566804480.

The previous prime is 102030123020971. The next prime is 102030123021023. The reversal of 102030123021004 is 400120321030201.

It is a happy 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, 17447008537 + ... + 17447014384.

It is an arithmetic number, because the mean of its divisors is an integer number (8060519294982).

Almost surely, 2^{102030123021004} is an apocalyptic number.

It is an amenable number.

102030123021004 is a deficient number, since it is larger than the sum of its proper divisors (91422340058564).

102030123021004 is a wasteful number, since it uses less digits than its factorization.

102030123021004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34894022985 (or 34894022983 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102030123021004 its reverse (400120321030201), we get a palindrome (502150444051205).

The spelling of 102030123021004 in words is "one hundred two trillion, thirty billion, one hundred twenty-three million, twenty-one thousand, four".