121226144902 has 8 divisors (see below), whose sum is σ = 181842472296. Its totient is φ = 60611987472.

The previous prime is 121226144863. The next prime is 121226144927. The reversal of 121226144902 is 209441622121.

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, 394783 + ... + 631114.

It is an arithmetic number, because the mean of its divisors is an integer number (22730309037).

Almost surely, 2^121226144902 is an apocalyptic number.

121226144902 is a deficient number, since it is larger than the sum of its proper divisors (60616327394).

121226144902 is a wasteful number, since it uses less digits than its factorization.

121226144902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084982.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 121226144902 in words is "one hundred twenty-one billion, two hundred twenty-six million, one hundred forty-four thousand, nine hundred two".