121022200010 has 16 divisors (see below), whose sum is σ = 217847295072. Its totient is φ = 48407250000.

The previous prime is 121022200007. The next prime is 121022200121. The reversal of 121022200010 is 10002220121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 121022199964 and 121022200000.

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, 134885 + ... + 510135.

It is an arithmetic number, because the mean of its divisors is an integer number (13615455942).

Almost surely, 2^121022200010 is an apocalyptic number.

121022200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121022200010 is a deficient number, since it is larger than the sum of its proper divisors (96825095062).

121022200010 is a wasteful number, since it uses less digits than its factorization.

121022200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407509.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 121022200010 its reverse (10002220121), we get a palindrome (131024420131).

The spelling of 121022200010 in words is "one hundred twenty-one billion, twenty-two million, two hundred thousand, ten".