1011121120002 has 24 divisors (see below), whose sum is σ = 2352404239056. Its totient is φ = 288891748488.

The previous prime is 1011121119991. The next prime is 1011121120019. The reversal of 1011121120002 is 2000211211101.

1011121120002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1011121120002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1719593448 + ... + 1719594035.

It is an arithmetic number, because the mean of its divisors is an integer number (98016843294).

Almost surely, 2^{1011121120002} is an apocalyptic number.

1011121120002 is an abundant number, since it is smaller than the sum of its proper divisors (1341283119054).

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

1011121120002 is a wasteful number, since it uses less digits than its factorization.

1011121120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439187502 (or 3439187495 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011121120002 its reverse (2000211211101), we get a palindrome (3011332331103).

The spelling of 1011121120002 in words is "one trillion, eleven billion, one hundred twenty-one million, one hundred twenty thousand, two".