12121011801062 has 8 divisors (see below), whose sum is σ = 18181946850600. Its totient is φ = 6060362850864.

The previous prime is 12121011800999. The next prime is 12121011801071. The reversal of 12121011801062 is 26010811012121.

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

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, 71418887 + ... + 71588402.

It is an arithmetic number, because the mean of its divisors is an integer number (2272743356325).

Almost surely, 2^{12121011801062} is an apocalyptic number.

12121011801062 is a deficient number, since it is larger than the sum of its proper divisors (6060935049538).

12121011801062 is a wasteful number, since it uses less digits than its factorization.

12121011801062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143049670.

The product of its (nonzero) digits is 384, while the sum is 26.

Adding to 12121011801062 its reverse (26010811012121), we get a palindrome (38131822813183).

The spelling of 12121011801062 in words is "twelve trillion, one hundred twenty-one billion, eleven million, eight hundred one thousand, sixty-two".