1042121231203 has 8 divisors (see below), whose sum is σ = 1128484871696. Its totient is φ = 956643372000.

The previous prime is 1042121231183. The next prime is 1042121231219. The reversal of 1042121231203 is 3021321212401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042121231203 - 2⁹ = 1042121230691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042121231903) 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, 221442873 + ... + 221447578.

It is an arithmetic number, because the mean of its divisors is an integer number (141060608962).

Almost surely, 2^{1042121231203} is an apocalyptic number.

1042121231203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1042121231203 is a deficient number, since it is larger than the sum of its proper divisors (86363640493).

1042121231203 is a wasteful number, since it uses less digits than its factorization.

1042121231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442890645.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1042121231203 its reverse (3021321212401), we get a palindrome (4063442443604).

The spelling of 1042121231203 in words is "one trillion, forty-two billion, one hundred twenty-one million, two hundred thirty-one thousand, two hundred three".