122541217012 has 12 divisors (see below), whose sum is σ = 214452727776. Its totient is φ = 61269009080.

The previous prime is 122541217009. The next prime is 122541217013. The reversal of 122541217012 is 210712145221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122541217013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218314 + ... + 541057.

It is an arithmetic number, because the mean of its divisors is an integer number (17871060648).

Almost surely, 2^122541217012 is an apocalyptic number.

It is an amenable number.

122541217012 is a deficient number, since it is larger than the sum of its proper divisors (91911510764).

122541217012 is a wasteful number, since it uses less digits than its factorization.

122541217012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799718 (or 799716 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The spelling of 122541217012 in words is "one hundred twenty-two billion, five hundred forty-one million, two hundred seventeen thousand, twelve".