122002423142501 has 12 divisors (see below), whose sum is σ = 134851009305600. Its totient is φ = 110291677580040.

The previous prime is 122002423142477. The next prime is 122002423142503. The reversal of 122002423142501 is 105241324200221.

It is a de Polignac number, because none of the positive numbers 2^k-122002423142501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122002423142503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2816415461 + ... + 2816458778.

It is an arithmetic number, because the mean of its divisors is an integer number (11237584108800).

Almost surely, 2^{122002423142501} is an apocalyptic number.

122002423142501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122002423142501 is a deficient number, since it is larger than the sum of its proper divisors (12848586163099).

122002423142501 is a wasteful number, since it uses less digits than its factorization.

122002423142501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632874440 (or 5632874429 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 122002423142501 its reverse (105241324200221), we get a palindrome (227243747342722).

The spelling of 122002423142501 in words is "one hundred twenty-two trillion, two billion, four hundred twenty-three million, one hundred forty-two thousand, five hundred one".