124211450000 has 120 divisors (see below), whose sum is σ = 328152746880. Its totient is φ = 45167600000.

The previous prime is 124211449993. The next prime is 124211450009. The reversal of 124211450000 is 54112421.

It is a happy number.

It is a super-2 number, since 2×124211450000² (a number of 23 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (124211450009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 437081 + ... + 662919.

It is an arithmetic number, because the mean of its divisors is an integer number (2734606224).

Almost surely, 2^124211450000 is an apocalyptic number.

124211450000 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 124211450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164076373440).

124211450000 is an abundant number, since it is smaller than the sum of its proper divisors (203941296880).

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

124211450000 is an equidigital number, since it uses as much as digits as its factorization.

124211450000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225883 (or 225857 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 124211450000 its reverse (54112421), we get a palindrome (124265562421).

The spelling of 124211450000 in words is "one hundred twenty-four billion, two hundred eleven million, four hundred fifty thousand".