122420000143150 has 24 divisors (see below), whose sum is σ = 228442898015640. Its totient is φ = 48808495164960.

The previous prime is 122420000143121. The next prime is 122420000143169. The reversal of 122420000143150 is 51341000024221.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3987606805 + ... + 3987637504.

It is an arithmetic number, because the mean of its divisors is an integer number (9518454083985).

Almost surely, 2^{122420000143150} is an apocalyptic number.

122420000143150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122420000143150 is a deficient number, since it is larger than the sum of its proper divisors (106022897872490).

122420000143150 is a wasteful number, since it uses less digits than its factorization.

122420000143150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7975244628 (or 7975244623 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 122420000143150 its reverse (51341000024221), we get a palindrome (173761000167371).

The spelling of 122420000143150 in words is "one hundred twenty-two trillion, four hundred twenty billion, one hundred forty-three thousand, one hundred fifty".