2011151455422 has 32 divisors (see below), whose sum is σ = 4031354837664. Its totient is φ = 668875401600.

The previous prime is 2011151455409. The next prime is 2011151455471. The reversal of 2011151455422 is 2245541511102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48608368 + ... + 48649724.

It is an arithmetic number, because the mean of its divisors is an integer number (125979838677).

Almost surely, 2^{2011151455422} is an apocalyptic number.

2011151455422 is an abundant number, since it is smaller than the sum of its proper divisors (2020203382242).

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

2011151455422 is a wasteful number, since it uses less digits than its factorization.

2011151455422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59404.

The product of its (nonzero) digits is 16000, while the sum is 33.

Adding to 2011151455422 its reverse (2245541511102), we get a palindrome (4256692966524).

The spelling of 2011151455422 in words is "two trillion, eleven billion, one hundred fifty-one million, four hundred fifty-five thousand, four hundred twenty-two".