122402134 has 8 divisors (see below), whose sum is σ = 183663648. Its totient is φ = 61180920.

The previous prime is 122402129. The next prime is 122402141. The reversal of 122402134 is 431204221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 757 + ... + 15664.

It is an arithmetic number, because the mean of its divisors is an integer number (22957956).

Almost surely, 2^122402134 is an apocalyptic number.

122402134 is a deficient number, since it is larger than the sum of its proper divisors (61261514).

122402134 is a wasteful number, since it uses less digits than its factorization.

122402134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20150.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 122402134 is about 11063.5497919971. The cubic root of 122402134 is about 496.5119015911.

Adding to 122402134 its reverse (431204221), we get a palindrome (553606355).

The spelling of 122402134 in words is "one hundred twenty-two million, four hundred two thousand, one hundred thirty-four".