101120111001011 has 16 divisors (see below), whose sum is σ = 102455238787200. Its totient is φ = 99792816979968.

The previous prime is 101120111000999. The next prime is 101120111001029. The reversal of 101120111001011 is 110100111021101.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101120111001011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101120111000983 and 101120111001001.

It is not an unprimeable number, because it can be changed into a prime (101120111001211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209251955 + ... + 209734643.

It is an arithmetic number, because the mean of its divisors is an integer number (6403452424200).

Almost surely, 2^{101120111001011} is an apocalyptic number.

101120111001011 is a deficient number, since it is larger than the sum of its proper divisors (1335127786189).

101120111001011 is a wasteful number, since it uses less digits than its factorization.

101120111001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490798.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 101120111001011 its reverse (110100111021101), we get a palindrome (211220222022112).

The spelling of 101120111001011 in words is "one hundred one trillion, one hundred twenty billion, one hundred eleven million, one thousand, eleven".