124211122040 has 32 divisors (see below), whose sum is σ = 280105933680. Its totient is φ = 49572287232.

The previous prime is 124211122039. The next prime is 124211122043. The reversal of 124211122040 is 40221112421.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124211122043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3487109 + ... + 3522548.

Almost surely, 2^124211122040 is an apocalyptic number.

124211122040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124211122040 is an abundant number, since it is smaller than the sum of its proper divisors (155894811640).

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

124211122040 is a wasteful number, since it uses less digits than its factorization.

124211122040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010111 (or 7010107 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 124211122040 its reverse (40221112421), we get a palindrome (164432234461).

The spelling of 124211122040 in words is "one hundred twenty-four billion, two hundred eleven million, one hundred twenty-two thousand, forty".