11012155662541 has 16 divisors (see below), whose sum is σ = 12310942267008. Its totient is φ = 9763168172800.

The previous prime is 11012155662479. The next prime is 11012155662553. The reversal of 11012155662541 is 14526655121011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11012155662541 - 2¹⁵ = 11012155629773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11012155662494 and 11012155662503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012155662341) 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, 3449281 + ... + 5824246.

It is an arithmetic number, because the mean of its divisors is an integer number (769433891688).

Almost surely, 2^{11012155662541} is an apocalyptic number.

11012155662541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11012155662541 is a deficient number, since it is larger than the sum of its proper divisors (1298786604467).

11012155662541 is a wasteful number, since it uses less digits than its factorization.

11012155662541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9276212.

The product of its (nonzero) digits is 72000, while the sum is 40.

The spelling of 11012155662541 in words is "eleven trillion, twelve billion, one hundred fifty-five million, six hundred sixty-two thousand, five hundred forty-one".