2011155151222 has 24 divisors (see below), whose sum is σ = 3661837067376. Its totient is φ = 824448694608.

The previous prime is 2011155151219. The next prime is 2011155151231. The reversal of 2011155151222 is 2221515511102.

It is a congruent number.

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, 446127993 + ... + 446132500.

It is an arithmetic number, because the mean of its divisors is an integer number (152576544474).

Almost surely, 2^{2011155151222} is an apocalyptic number.

2011155151222 is a deficient number, since it is larger than the sum of its proper divisors (1650681916154).

2011155151222 is a wasteful number, since it uses less digits than its factorization.

2011155151222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892260532 (or 892260525 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 28.

The spelling of 2011155151222 in words is "two trillion, eleven billion, one hundred fifty-five million, one hundred fifty-one thousand, two hundred twenty-two".