1223401002 has 8 divisors (see below), whose sum is σ = 2446802016. Its totient is φ = 407800332.

The previous prime is 1223400977. The next prime is 1223401007. The reversal of 1223401002 is 2001043221.

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

1223401002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1223401007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101950078 + ... + 101950089.

It is an arithmetic number, because the mean of its divisors is an integer number (305850252).

Almost surely, 2^1223401002 is an apocalyptic number.

1223401002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1223401002 is a wasteful number, since it uses less digits than its factorization.

1223401002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203900172.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1223401002 is about 34977.1497123479. The cubic root of 1223401002 is about 1069.5217247010.

Adding to 1223401002 its reverse (2001043221), we get a palindrome (3224444223).

The spelling of 1223401002 in words is "one billion, two hundred twenty-three million, four hundred one thousand, two".