122002148 has 12 divisors (see below), whose sum is σ = 213596460. Its totient is φ = 60974592.

The previous prime is 122002129. The next prime is 122002151. The reversal of 122002148 is 841200221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9684544 + 112317604 = 3112^2 + 10598^2 .

It is a super-2 number, since 2×122002148² = 29769048233227808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6740 + ... + 17012.

It is an arithmetic number, because the mean of its divisors is an integer number (17799705).

Almost surely, 2^122002148 is an apocalyptic number.

It is an amenable number.

122002148 is a deficient number, since it is larger than the sum of its proper divisors (91594312).

122002148 is a wasteful number, since it uses less digits than its factorization.

122002148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13246 (or 13244 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 122002148 is about 11045.4582521505. The cubic root of 122002148 is about 495.9704771276.

Adding to 122002148 its reverse (841200221), we get a palindrome (963202369).

The spelling of 122002148 in words is "one hundred twenty-two million, two thousand, one hundred forty-eight".