121232201210131 has 8 divisors (see below), whose sum is σ = 132276061781424. Its totient is φ = 110192132533920.

The previous prime is 121232201210093. The next prime is 121232201210147. The reversal of 121232201210131 is 131012102232121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 121232201210131 - 2²⁷ = 121232066992403 is a prime.

It is a super-2 number, since 2×121232201210131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121232201210171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947906916 + ... + 948034801.

It is an arithmetic number, because the mean of its divisors is an integer number (16534507722678).

Almost surely, 2^{121232201210131} is an apocalyptic number.

121232201210131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121232201210131 is a deficient number, since it is larger than the sum of its proper divisors (11043860571293).

121232201210131 is a wasteful number, since it uses less digits than its factorization.

121232201210131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895947541.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 121232201210131 its reverse (131012102232121), we get a palindrome (252244303442252).

The spelling of 121232201210131 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, two hundred one million, two hundred ten thousand, one hundred thirty-one".