122542302452 has 6 divisors (see below), whose sum is σ = 214449029298. Its totient is φ = 61271151224.

The previous prime is 122542302437. The next prime is 122542302503. The reversal of 122542302452 is 254203245221.

It can be written as a sum of positive squares in only one way, i.e., 108422684176 + 14119618276 = 329276^2 + 118826^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15317787803 + ... + 15317787810.

It is an arithmetic number, because the mean of its divisors is an integer number (35741504883).

Almost surely, 2^122542302452 is an apocalyptic number.

It is an amenable number.

122542302452 is a deficient number, since it is larger than the sum of its proper divisors (91906726846).

122542302452 is a wasteful number, since it uses less digits than its factorization.

122542302452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30635575617 (or 30635575615 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 122542302452 its reverse (254203245221), we get a palindrome (376745547673).

The spelling of 122542302452 in words is "one hundred twenty-two billion, five hundred forty-two million, three hundred two thousand, four hundred fifty-two".