221012221101002 has 8 divisors (see below), whose sum is σ = 331527282283200. Its totient is φ = 110503127006604.

The previous prime is 221012221100987. The next prime is 221012221101107. The reversal of 221012221101002 is 200101122210122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1491679352 + ... + 1491827507.

It is an arithmetic number, because the mean of its divisors is an integer number (41440910285400).

Almost surely, 2^{221012221101002} is an apocalyptic number.

221012221101002 is a deficient number, since it is larger than the sum of its proper divisors (110515061182198).

221012221101002 is a wasteful number, since it uses less digits than its factorization.

221012221101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983543900.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221012221101002 its reverse (200101122210122), we get a palindrome (421113343311124).

The spelling of 221012221101002 in words is "two hundred twenty-one trillion, twelve billion, two hundred twenty-one million, one hundred one thousand, two".