1201400002 has 16 divisors (see below), whose sum is σ = 1998157824. Its totient is φ = 537138000.

The previous prime is 1201399993. The next prime is 1201400003. The reversal of 1201400002 is 2000041021.

It is not an unprimeable number, because it can be changed into a prime (1201400003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446274 + ... + 448957.

It is an arithmetic number, because the mean of its divisors is an integer number (124884864).

Almost surely, 2^1201400002 is an apocalyptic number.

1201400002 is a deficient number, since it is larger than the sum of its proper divisors (796757822).

1201400002 is a wasteful number, since it uses less digits than its factorization.

1201400002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895305.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1201400002 is about 34661.2175493014. The cubic root of 1201400002 is about 1063.0716652761.

Adding to 1201400002 its reverse (2000041021), we get a palindrome (3201441023).

The spelling of 1201400002 in words is "one billion, two hundred one million, four hundred thousand, two".