1100201321124 has 72 divisors (see below), whose sum is σ = 3016477435608. Its totient is φ = 336742625280.

The previous prime is 1100201321119. The next prime is 1100201321137. The reversal of 1100201321124 is 4211231020011.

It can be written as a sum of positive squares in 4 ways, for example, as 344897798400 + 755303522724 = 587280^2 + 869082^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1100201321097 and 1100201321106.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21898257 + ... + 21948440.

It is an arithmetic number, because the mean of its divisors is an integer number (41895519939).

Almost surely, 2^{1100201321124} is an apocalyptic number.

It is an amenable number.

1100201321124 is an abundant number, since it is smaller than the sum of its proper divisors (1916276114484).

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

1100201321124 is a wasteful number, since it uses less digits than its factorization.

1100201321124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43846765 (or 43846760 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1100201321124 its reverse (4211231020011), we get a palindrome (5311432341135).

The spelling of 1100201321124 in words is "one trillion, one hundred billion, two hundred one million, three hundred twenty-one thousand, one hundred twenty-four".