101121213004 has 48 divisors (see below), whose sum is σ = 204914785600. Its totient is φ = 42767585280.

The previous prime is 101121212909. The next prime is 101121213013. The reversal of 101121213004 is 400312121101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 894544 + ... + 1001224.

Almost surely, 2^101121213004 is an apocalyptic number.

101121213004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

101121213004 is an abundant number, since it is smaller than the sum of its proper divisors (103793572596).

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

101121213004 is a wasteful number, since it uses less digits than its factorization.

101121213004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107138 (or 107136 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 101121213004 its reverse (400312121101), we get a palindrome (501433334105).

The spelling of 101121213004 in words is "one hundred one billion, one hundred twenty-one million, two hundred thirteen thousand, four".