1102243402 has 16 divisors (see below), whose sum is σ = 1782750312. Its totient is φ = 508098240.

The previous prime is 1102243393. The next prime is 1102243411. The reversal of 1102243402 is 2043422011.

It is an interprime number because it is at equal distance from previous prime (1102243393) and next prime (1102243411).

It can be written as a sum of positive squares in 4 ways, for example, as 536802561 + 565440841 = 23169^2 + 23779^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1102243402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4473 + ... + 47164.

Almost surely, 2^1102243402 is an apocalyptic number.

1102243402 is a deficient number, since it is larger than the sum of its proper divisors (680506910).

1102243402 is a wasteful number, since it uses less digits than its factorization.

1102243402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52473.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1102243402 is about 33200.0512349002. The cubic root of 1102243402 is about 1032.9814023411.

Adding to 1102243402 its reverse (2043422011), we get a palindrome (3145665413).

The spelling of 1102243402 in words is "one billion, one hundred two million, two hundred forty-three thousand, four hundred two".