2111401502212 has 24 divisors (see below), whose sum is σ = 3735915183000. Its totient is φ = 1044013900800.

The previous prime is 2111401502209. The next prime is 2111401502299. The reversal of 2111401502212 is 2122051041112.

It can be written as a sum of positive squares in 4 ways, for example, as 1662682176 + 2109738820036 = 40776^2 + 1452494^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1586587 + ... + 2596162.

It is an arithmetic number, because the mean of its divisors is an integer number (155663132625).

Almost surely, 2^{2111401502212} is an apocalyptic number.

It is an amenable number.

2111401502212 is a deficient number, since it is larger than the sum of its proper divisors (1624513680788).

2111401502212 is a wasteful number, since it uses less digits than its factorization.

2111401502212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4184151 (or 4184149 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 2111401502212 its reverse (2122051041112), we get a palindrome (4233452543324).

The spelling of 2111401502212 in words is "two trillion, one hundred eleven billion, four hundred one million, five hundred two thousand, two hundred twelve".