1201102021223 has 4 divisors (see below), whose sum is σ = 1293494484408. Its totient is φ = 1108709558040.

The previous prime is 1201102021219. The next prime is 1201102021237. The reversal of 1201102021223 is 3221202011021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1201102021223 - 2² = 1201102021219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201102021123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46196231573 + ... + 46196231598.

It is an arithmetic number, because the mean of its divisors is an integer number (323373621102).

Almost surely, 2^{1201102021223} is an apocalyptic number.

1201102021223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1201102021223 is a deficient number, since it is larger than the sum of its proper divisors (92392463185).

1201102021223 is an equidigital number, since it uses as much as digits as its factorization.

1201102021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92392463184.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1201102021223 its reverse (3221202011021), we get a palindrome (4422304032244).

The spelling of 1201102021223 in words is "one trillion, two hundred one billion, one hundred two million, twenty-one thousand, two hundred twenty-three".