1042121210412 has 48 divisors (see below), whose sum is σ = 2553500097792. Its totient is φ = 330154144320.

The previous prime is 1042121210399. The next prime is 1042121210519. The reversal of 1042121210412 is 2140121212401.

1042121210412 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, 11981514 + ... + 12068177.

It is an arithmetic number, because the mean of its divisors is an integer number (53197918704).

Almost surely, 2^{1042121210412} is an apocalyptic number.

1042121210412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042121210412 is an abundant number, since it is smaller than the sum of its proper divisors (1511378887380).

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

1042121210412 is a wasteful number, since it uses less digits than its factorization.

1042121210412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24049878 (or 24049876 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 1042121210412 its reverse (2140121212401), we get a palindrome (3182242422813).

The spelling of 1042121210412 in words is "one trillion, forty-two billion, one hundred twenty-one million, two hundred ten thousand, four hundred twelve".