101203040 has 96 divisors (see below), whose sum is σ = 262090080. Its totient is φ = 36757504.

The previous prime is 101203027. The next prime is 101203043. The reversal of 101203040 is 40302101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101203043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78239 + ... + 79521.

It is an arithmetic number, because the mean of its divisors is an integer number (2730105).

Almost surely, 2^101203040 is an apocalyptic number.

101203040 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 101203040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131045040).

101203040 is an abundant number, since it is smaller than the sum of its proper divisors (160887040).

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

101203040 is a wasteful number, since it uses less digits than its factorization.

101203040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 101203040 is about 10059.9721669595. The cubic root of 101203040 is about 466.0128076447.

Adding to 101203040 its reverse (40302101), we get a palindrome (141505141).

The spelling of 101203040 in words is "one hundred one million, two hundred three thousand, forty".