1212120121202 has 8 divisors (see below), whose sum is σ = 1822927389696. Its totient is φ = 604477657972.

The previous prime is 1212120121181. The next prime is 1212120121213. The reversal of 1212120121202 is 2021210212121.

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, 791200358 + ... + 791201889.

It is an arithmetic number, because the mean of its divisors is an integer number (227865923712).

Almost surely, 2^{1212120121202} is an apocalyptic number.

1212120121202 is a deficient number, since it is larger than the sum of its proper divisors (610807268494).

1212120121202 is a wasteful number, since it uses less digits than its factorization.

1212120121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582402632.

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

Adding to 1212120121202 its reverse (2021210212121), we get a palindrome (3233330333323).

The spelling of 1212120121202 in words is "one trillion, two hundred twelve billion, one hundred twenty million, one hundred twenty-one thousand, two hundred two".