1001452022120 has 64 divisors (see below), whose sum is σ = 2463036120000. Its totient is φ = 363434503680.

The previous prime is 1001452022119. The next prime is 1001452022149. The reversal of 1001452022120 is 212202541001.

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 = 1001452022092 and 1001452022101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2061029 + ... + 2500148.

It is an arithmetic number, because the mean of its divisors is an integer number (38484939375).

Almost surely, 2^{1001452022120} is an apocalyptic number.

1001452022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001452022120 is an abundant number, since it is smaller than the sum of its proper divisors (1461584097880).

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

1001452022120 is a wasteful number, since it uses less digits than its factorization.

1001452022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561698 (or 4561694 counting only the distinct ones).

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

Adding to 1001452022120 its reverse (212202541001), we get a palindrome (1213654563121).

The spelling of 1001452022120 in words is "one trillion, one billion, four hundred fifty-two million, twenty-two thousand, one hundred twenty".