1242102350154 has 32 divisors (see below), whose sum is σ = 2550837219840. Its totient is φ = 403064960112.

The previous prime is 1242102350129. The next prime is 1242102350221. The reversal of 1242102350154 is 4510532012421.

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, 16996372 + ... + 17069295.

It is an arithmetic number, because the mean of its divisors is an integer number (79713663120).

Almost surely, 2^{1242102350154} is an apocalyptic number.

1242102350154 is an abundant number, since it is smaller than the sum of its proper divisors (1308734869686).

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

1242102350154 is a wasteful number, since it uses less digits than its factorization.

1242102350154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34065834.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1242102350154 its reverse (4510532012421), we get a palindrome (5752634362575).

The spelling of 1242102350154 in words is "one trillion, two hundred forty-two billion, one hundred two million, three hundred fifty thousand, one hundred fifty-four".