221203040302122 has 16 divisors (see below), whose sum is σ = 454363001702112. Its totient is φ = 71741526584400.

The previous prime is 221203040302093. The next prime is 221203040302157.

221203040302122 is nontrivially palindromic in base 10.

221203040302122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 221203040302092 and 221203040302101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498205045504 + ... + 498205045947.

It is an arithmetic number, because the mean of its divisors is an integer number (28397687606382).

Almost surely, 2^{221203040302122} is an apocalyptic number.

221203040302122 is an abundant number, since it is smaller than the sum of its proper divisors (233159961399990).

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

221203040302122 is a wasteful number, since it uses less digits than its factorization.

221203040302122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996410091493.

The product of its (nonzero) digits is 2304, while the sum is 24.

The spelling of 221203040302122 in words is "two hundred twenty-one trillion, two hundred three billion, forty million, three hundred two thousand, one hundred twenty-two".