1142021553330 has 64 divisors (see below), whose sum is σ = 3133560683520. Its totient is φ = 260936938944.

The previous prime is 1142021553247. The next prime is 1142021553371. The reversal of 1142021553330 is 333551202411.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436000 + ... + 1572939.

It is an arithmetic number, because the mean of its divisors is an integer number (48961885680).

Almost surely, 2^{1142021553330} is an apocalyptic number.

1142021553330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142021553330 is an abundant number, since it is smaller than the sum of its proper divisors (1991539130190).

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

1142021553330 is a wasteful number, since it uses less digits than its factorization.

1142021553330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011663.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 1142021553330 its reverse (333551202411), we get a palindrome (1475572755741).

The spelling of 1142021553330 in words is "one trillion, one hundred forty-two billion, twenty-one million, five hundred fifty-three thousand, three hundred thirty".