1011450115142 has 16 divisors (see below), whose sum is σ = 1519363705200. Its totient is φ = 504995656032.

The previous prime is 1011450115073. The next prime is 1011450115147. The reversal of 1011450115142 is 2415110541101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011450115147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30621428 + ... + 30654440.

It is an arithmetic number, because the mean of its divisors is an integer number (94960231575).

Almost surely, 2^{1011450115142} is an apocalyptic number.

1011450115142 is a deficient number, since it is larger than the sum of its proper divisors (507913590058).

1011450115142 is a wasteful number, since it uses less digits than its factorization.

1011450115142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54647.

The product of its (nonzero) digits is 800, while the sum is 26.

Adding to 1011450115142 its reverse (2415110541101), we get a palindrome (3426560656243).

The spelling of 1011450115142 in words is "one trillion, eleven billion, four hundred fifty million, one hundred fifteen thousand, one hundred forty-two".