1321455001101 has 8 divisors (see below), whose sum is σ = 1761983278944. Its totient is φ = 880948362000.

The previous prime is 1321455001081. The next prime is 1321455001117. The reversal of 1321455001101 is 1011005541231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1321455001101 - 2¹⁵ = 1321454968333 is a prime.

It is a super-2 number, since 2×1321455001101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321455001121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5266650 + ... + 5511851.

It is an arithmetic number, because the mean of its divisors is an integer number (220247909868).

Almost surely, 2^{1321455001101} is an apocalyptic number.

It is an amenable number.

1321455001101 is a deficient number, since it is larger than the sum of its proper divisors (440528277843).

1321455001101 is a wasteful number, since it uses less digits than its factorization.

1321455001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10819371.

The product of its (nonzero) digits is 600, while the sum is 24.

The spelling of 1321455001101 in words is "one trillion, three hundred twenty-one billion, four hundred fifty-five million, one thousand, one hundred one".