1031242221042 has 32 divisors (see below), whose sum is σ = 2253979526400. Its totient is φ = 311942573520.

The previous prime is 1031242220993. The next prime is 1031242221073. The reversal of 1031242221042 is 2401222421301.

1031242221042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 13839292 + ... + 13913607.

It is an arithmetic number, because the mean of its divisors is an integer number (70436860200).

Almost surely, 2^{1031242221042} is an apocalyptic number.

1031242221042 is an abundant number, since it is smaller than the sum of its proper divisors (1222737305358).

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

1031242221042 is a wasteful number, since it uses less digits than its factorization.

1031242221042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27753478.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1031242221042 its reverse (2401222421301), we get a palindrome (3432464642343).

The spelling of 1031242221042 in words is "one trillion, thirty-one billion, two hundred forty-two million, two hundred twenty-one thousand, forty-two".