122122300121002 has 4 divisors (see below), whose sum is σ = 183183450181506. Its totient is φ = 61061150060500.

The previous prime is 122122300120993. The next prime is 122122300121009. The reversal of 122122300121002 is 200121003221221.

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., 61974225161641 + 60148074959361 = 7872371^2 + 7755519^2 .

It is not an unprimeable number, because it can be changed into a prime (122122300121009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30530575030249 + ... + 30530575030252.

Almost surely, 2^{122122300121002} is an apocalyptic number.

122122300121002 is a deficient number, since it is larger than the sum of its proper divisors (61061150060504).

122122300121002 is an equidigital number, since it uses as much as digits as its factorization.

122122300121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61061150060503.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 122122300121002 its reverse (200121003221221), we get a palindrome (322243303342223).

The spelling of 122122300121002 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, three hundred million, one hundred twenty-one thousand, two".