103323111021020 has 96 divisors (see below), whose sum is σ = 250630630681536. Its totient is φ = 35361494220800.

The previous prime is 103323111020999. The next prime is 103323111021023. The reversal of 103323111021020 is 20120111323301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 103323111020983 and 103323111021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103323111021023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 588711680 + ... + 588887160.

It is an arithmetic number, because the mean of its divisors is an integer number (2610735736266).

Almost surely, 2^{103323111021020} is an apocalyptic number.

103323111021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103323111021020 is an abundant number, since it is smaller than the sum of its proper divisors (147307519660516).

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

103323111021020 is a wasteful number, since it uses less digits than its factorization.

103323111021020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332951 (or 332949 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 103323111021020 its reverse (20120111323301), we get a palindrome (123443222344321).

The spelling of 103323111021020 in words is "one hundred three trillion, three hundred twenty-three billion, one hundred eleven million, twenty-one thousand, twenty".