121202034423 has 8 divisors (see below), whose sum is σ = 161712577536. Its totient is φ = 80746423800.

The previous prime is 121202034407. The next prime is 121202034427. The reversal of 121202034423 is 324430202121.

It is a happy number.

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

It is not a de Polignac number, because 121202034423 - 2⁴ = 121202034407 is a prime.

It is a super-3 number, since 3×121202034423³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121202034393 and 121202034402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121202034427) by changing a digit.

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, 13727973 + ... + 13736798.

It is an arithmetic number, because the mean of its divisors is an integer number (20214072192).

Almost surely, 2^121202034423 is an apocalyptic number.

121202034423 is a deficient number, since it is larger than the sum of its proper divisors (40510543113).

121202034423 is a wasteful number, since it uses less digits than its factorization.

121202034423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27466245.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 121202034423 its reverse (324430202121), we get a palindrome (445632236544).

The spelling of 121202034423 in words is "one hundred twenty-one billion, two hundred two million, thirty-four thousand, four hundred twenty-three".