1122211001002 has 32 divisors (see below), whose sum is σ = 2074454589312. Its totient is φ = 443377226304.

The previous prime is 1122211000873. The next prime is 1122211001029. The reversal of 1122211001002 is 2001001122211.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 3847668 + ... + 4129039.

It is an arithmetic number, because the mean of its divisors is an integer number (64826705916).

Almost surely, 2^{1122211001002} is an apocalyptic number.

1122211001002 is a deficient number, since it is larger than the sum of its proper divisors (952243588310).

1122211001002 is a wasteful number, since it uses less digits than its factorization.

1122211001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7977502.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1122211001002 its reverse (2001001122211), we get a palindrome (3123212123213).

The spelling of 1122211001002 in words is "one trillion, one hundred twenty-two billion, two hundred eleven million, one thousand, two".