1142211030 has 32 divisors (see below), whose sum is σ = 2885587200. Its totient is φ = 288558432.

The previous prime is 1142211019. The next prime is 1142211041. The reversal of 1142211030 is 301122411.

It is an interprime number because it is at equal distance from previous prime (1142211019) and next prime (1142211041).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001370 + ... + 1002509.

It is an arithmetic number, because the mean of its divisors is an integer number (90174600).

Almost surely, 2^1142211030 is an apocalyptic number.

1142211030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142211030 is an abundant number, since it is smaller than the sum of its proper divisors (1743376170).

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

1142211030 is a wasteful number, since it uses less digits than its factorization.

1142211030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003908.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1142211030 is about 33796.6127000917. The cubic root of 1142211030 is about 1045.3188529691.

Adding to 1142211030 its reverse (301122411), we get a palindrome (1443333441).

The spelling of 1142211030 in words is "one billion, one hundred forty-two million, two hundred eleven thousand, thirty".