1001231102 has 8 divisors (see below), whose sum is σ = 1505332512. Its totient is φ = 499453600.

The previous prime is 1001231089. The next prime is 1001231117. The reversal of 1001231102 is 2011321001.

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

It is a super-2 number, since 2×1001231102² = 2004927439224268808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579899 + ... + 581622.

It is an arithmetic number, because the mean of its divisors is an integer number (188166564).

Almost surely, 2^1001231102 is an apocalyptic number.

1001231102 is a deficient number, since it is larger than the sum of its proper divisors (504101410).

1001231102 is a wasteful number, since it uses less digits than its factorization.

1001231102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161954.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1001231102 is about 31642.2360461457. The cubic root of 1001231102 is about 1000.4101990471.

Adding to 1001231102 its reverse (2011321001), we get a palindrome (3012552103).

It can be divided in two parts, 10012 and 31102, that added together give a palindrome (41114).

The spelling of 1001231102 in words is "one billion, one million, two hundred thirty-one thousand, one hundred two".