103020231131000 has 128 divisors (see below), whose sum is σ = 241620537600000. Its totient is φ = 41113577232000.

The previous prime is 103020231130991. The next prime is 103020231131039. The reversal of 103020231131000 is 131132020301.

It is a super-2 number, since 2×103020231131000² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103020231131000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1831800881 + ... + 1831857119.

It is an arithmetic number, because the mean of its divisors is an integer number (1887660450000).

Almost surely, 2^{103020231131000} is an apocalyptic number.

103020231131000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103020231131000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120810268800000).

103020231131000 is an abundant number, since it is smaller than the sum of its proper divisors (138600306469000).

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

103020231131000 is a wasteful number, since it uses less digits than its factorization.

103020231131000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60430 (or 60416 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 103020231131000 its reverse (131132020301), we get a palindrome (103151363151301).

The spelling of 103020231131000 in words is "one hundred three trillion, twenty billion, two hundred thirty-one million, one hundred thirty-one thousand".