221032230122 has 16 divisors (see below), whose sum is σ = 365270187744. Its totient is φ = 99474450000.

The previous prime is 221032230101. The next prime is 221032230143.

It is a happy number.

221032230122 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (221032230101) and next prime (221032230143).

It is a junction number, because it is equal to n+sod(n) for n = 221032230094 and 221032230103.

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, 49735004 + ... + 49739447.

It is an arithmetic number, because the mean of its divisors is an integer number (22829386734).

Almost surely, 2^221032230122 is an apocalyptic number.

221032230122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221032230122 is a deficient number, since it is larger than the sum of its proper divisors (144237957622).

221032230122 is a wasteful number, since it uses less digits than its factorization.

221032230122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99474565.

The product of its (nonzero) digits is 576, while the sum is 20.

It can be divided in two parts, 221032 and 230122, that added together give a palindrome (451154).

The spelling of 221032230122 in words is "two hundred twenty-one billion, thirty-two million, two hundred thirty thousand, one hundred twenty-two".