11211012315402 has 32 divisors (see below), whose sum is σ = 23636687915520. Its totient is φ = 3535136169840.

The previous prime is 11211012315389. The next prime is 11211012315467. The reversal of 11211012315402 is 20451321011211.

It is a happy 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, 71914974 + ... + 72070697.

It is an arithmetic number, because the mean of its divisors is an integer number (738646497360).

Almost surely, 2^{11211012315402} is an apocalyptic number.

11211012315402 is an abundant number, since it is smaller than the sum of its proper divisors (12425675600118).

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

11211012315402 is a wasteful number, since it uses less digits than its factorization.

11211012315402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143986378.

The product of its (nonzero) digits is 480, while the sum is 24.

Adding to 11211012315402 its reverse (20451321011211), we get a palindrome (31662333326613).

The spelling of 11211012315402 in words is "eleven trillion, two hundred eleven billion, twelve million, three hundred fifteen thousand, four hundred two".