11211012112002 has 64 divisors (see below), whose sum is σ = 23854402437120. Its totient is φ = 3500414717184.

The previous prime is 11211012111973. The next prime is 11211012112009. The reversal of 11211012112002 is 20021121011211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11211012112009) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 17777649 + ... + 18397467.

It is an arithmetic number, because the mean of its divisors is an integer number (372725038080).

Almost surely, 2^{11211012112002} is an apocalyptic number.

11211012112002 is an abundant number, since it is smaller than the sum of its proper divisors (12643390325118).

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

11211012112002 is a wasteful number, since it uses less digits than its factorization.

11211012112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620687.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11211012112002 its reverse (20021121011211), we get a palindrome (31232133123213).

The spelling of 11211012112002 in words is "eleven trillion, two hundred eleven billion, twelve million, one hundred twelve thousand, two".