221012262210122 has 16 divisors (see below), whose sum is σ = 331875081421344. Its totient is φ = 110387238174000.

The previous prime is 221012262210119. The next prime is 221012262210137.

221012262210122 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 221012262210091 and 221012262210100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149468597 + ... + 150940007.

It is an arithmetic number, because the mean of its divisors is an integer number (20742192588834).

Almost surely, 2^{221012262210122} is an apocalyptic number.

221012262210122 is a deficient number, since it is larger than the sum of its proper divisors (110862819211222).

221012262210122 is a wasteful number, since it uses less digits than its factorization.

221012262210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552165.

The product of its (nonzero) digits is 1536, while the sum is 26.

The spelling of 221012262210122 in words is "two hundred twenty-one trillion, twelve billion, two hundred sixty-two million, two hundred ten thousand, one hundred twenty-two".