121066022263 has 4 divisors (see below), whose sum is σ = 123350286888. Its totient is φ = 118781757640.

The previous prime is 121066022249. The next prime is 121066022269. The reversal of 121066022263 is 362220660121.

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 121066022263 - 2⁹ = 121066021751 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 (121066022269) 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, 1142132233 + ... + 1142132338.

It is an arithmetic number, because the mean of its divisors is an integer number (30837571722).

Almost surely, 2^121066022263 is an apocalyptic number.

121066022263 is a deficient number, since it is larger than the sum of its proper divisors (2284264625).

121066022263 is an equidigital number, since it uses as much as digits as its factorization.

121066022263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284264624.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 121066022263 its reverse (362220660121), we get a palindrome (483286682384).

The spelling of 121066022263 in words is "one hundred twenty-one billion, sixty-six million, twenty-two thousand, two hundred sixty-three".