1020123115300 has 36 divisors (see below), whose sum is σ = 2214609255936. Its totient is φ = 407875588000.

The previous prime is 1020123115261. The next prime is 1020123115303. The reversal of 1020123115300 is 35113210201.

It is not an unprimeable number, because it can be changed into a prime (1020123115303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1934452 + ... + 2404651.

It is an arithmetic number, because the mean of its divisors is an integer number (61516923776).

Almost surely, 2^{1020123115300} is an apocalyptic number.

1020123115300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020123115300 is an abundant number, since it is smaller than the sum of its proper divisors (1194486140636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020123115300 is a wasteful number, since it uses less digits than its factorization.

1020123115300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341468 (or 4341461 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 1020123115300 its reverse (35113210201), we get a palindrome (1055236325501).

The spelling of 1020123115300 in words is "one trillion, twenty billion, one hundred twenty-three million, one hundred fifteen thousand, three hundred".