101220001021222 has 8 divisors (see below), whose sum is σ = 151831221002496. Its totient is φ = 50609594020392.

The previous prime is 101220001021211. The next prime is 101220001021253. The reversal of 101220001021222 is 222120100022101.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 101220001021196 and 101220001021205.

It is a congruent number.

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, 202933753 + ... + 203431924.

It is an arithmetic number, because the mean of its divisors is an integer number (18978902625312).

Almost surely, 2^{101220001021222} is an apocalyptic number.

101220001021222 is a deficient number, since it is larger than the sum of its proper divisors (50611219981274).

101220001021222 is a wasteful number, since it uses less digits than its factorization.

101220001021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406490222.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101220001021222 its reverse (222120100022101), we get a palindrome (323340101043323).

The spelling of 101220001021222 in words is "one hundred one trillion, two hundred twenty billion, one million, twenty-one thousand, two hundred twenty-two".