122002052434 has 4 divisors (see below), whose sum is σ = 183003078654. Its totient is φ = 61001026216.

The previous prime is 122002052399. The next prime is 122002052437. The reversal of 122002052434 is 434250200221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 82320217225 + 39681835209 = 286915^2 + 199203^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122002052399 and 122002052408.

It is not an unprimeable number, because it can be changed into a prime (122002052437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30500513107 + ... + 30500513110.

Almost surely, 2^122002052434 is an apocalyptic number.

122002052434 is a deficient number, since it is larger than the sum of its proper divisors (61001026220).

122002052434 is an equidigital number, since it uses as much as digits as its factorization.

122002052434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61001026219.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 122002052434 its reverse (434250200221), we get a palindrome (556252252655).

The spelling of 122002052434 in words is "one hundred twenty-two billion, two million, fifty-two thousand, four hundred thirty-four".