121222000022210 has 64 divisors (see below), whose sum is σ = 222568741906560. Its totient is φ = 47526229578240.

The previous prime is 121222000022191. The next prime is 121222000022243. The reversal of 121222000022210 is 12220000222121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1274216345 + ... + 1274311475.

It is an arithmetic number, because the mean of its divisors is an integer number (3477636592290).

Almost surely, 2^{121222000022210} is an apocalyptic number.

121222000022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121222000022210 is a deficient number, since it is larger than the sum of its proper divisors (101346741884350).

121222000022210 is a wasteful number, since it uses less digits than its factorization.

121222000022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106083.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121222000022210 its reverse (12220000222121), we get a palindrome (133442000244331).

The spelling of 121222000022210 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, twenty-two thousand, two hundred ten".