122002072 has 16 divisors (see below), whose sum is σ = 236642400. Its totient is φ = 58897440.

The previous prime is 122002057. The next prime is 122002087. The reversal of 122002072 is 270200221.

It is an interprime number because it is at equal distance from previous prime (122002057) and next prime (122002087).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262704 + ... + 263167.

It is an arithmetic number, because the mean of its divisors is an integer number (14790150).

Almost surely, 2^122002072 is an apocalyptic number.

It is an amenable number.

122002072 is a deficient number, since it is larger than the sum of its proper divisors (114640328).

122002072 is a wasteful number, since it uses less digits than its factorization.

122002072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525906 (or 525902 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 122002072 is about 11045.4548118219. The cubic root of 122002072 is about 495.9703741410.

Adding to 122002072 its reverse (270200221), we get a palindrome (392202293).

The spelling of 122002072 in words is "one hundred twenty-two million, two thousand, seventy-two".