1212210122194 has 32 divisors (see below), whose sum is σ = 1855356088320. Its totient is φ = 593792601792.

The previous prime is 1212210122161. The next prime is 1212210122251. The reversal of 1212210122194 is 4912210122121.

It is a super-2 number, since 2×1212210122194² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350044507 + ... + 350047969.

It is an arithmetic number, because the mean of its divisors is an integer number (57979877760).

Almost surely, 2^{1212210122194} is an apocalyptic number.

1212210122194 is a deficient number, since it is larger than the sum of its proper divisors (643145966126).

1212210122194 is a wasteful number, since it uses less digits than its factorization.

1212210122194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7434.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 1212210122194 in words is "one trillion, two hundred twelve billion, two hundred ten million, one hundred twenty-two thousand, one hundred ninety-four".