1011322421242 has 32 divisors (see below), whose sum is σ = 1809208369152. Its totient is φ = 414548504304.

The previous prime is 1011322421167. The next prime is 1011322421251. The reversal of 1011322421242 is 2421242231101.

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, 4495773 + ... + 4715359.

It is an arithmetic number, because the mean of its divisors is an integer number (56537761536).

Almost surely, 2^{1011322421242} is an apocalyptic number.

1011322421242 is a deficient number, since it is larger than the sum of its proper divisors (797885947910).

1011322421242 is a wasteful number, since it uses less digits than its factorization.

1011322421242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233922.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1011322421242 its reverse (2421242231101), we get a palindrome (3432564652343).

The spelling of 1011322421242 in words is "one trillion, eleven billion, three hundred twenty-two million, four hundred twenty-one thousand, two hundred forty-two".