1401102002 has 4 divisors (see below), whose sum is σ = 2101653006. Its totient is φ = 700551000.

The previous prime is 1401101983. The next prime is 1401102013. The reversal of 1401102002 is 2002011041.

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., 796876441 + 604225561 = 28229^2 + 24581^2 .

It is a super-3 number, since 3×1401102002³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350275499 + ... + 350275502.

Almost surely, 2^1401102002 is an apocalyptic number.

1401102002 is a deficient number, since it is larger than the sum of its proper divisors (700551004).

1401102002 is an equidigital number, since it uses as much as digits as its factorization.

1401102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700551003.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1401102002 is about 37431.2970921394. The cubic root of 1401102002 is about 1118.9823883028.

Adding to 1401102002 its reverse (2002011041), we get a palindrome (3403113043).

The spelling of 1401102002 in words is "one billion, four hundred one million, one hundred two thousand, two".