1202120122 has 32 divisors (see below), whose sum is σ = 2135548800. Its totient is φ = 496563648.

The previous prime is 1202120119. The next prime is 1202120131. The reversal of 1202120122 is 2210212021.

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, 265308 + ... + 269800.

It is an arithmetic number, because the mean of its divisors is an integer number (66735900).

Almost surely, 2^1202120122 is an apocalyptic number.

1202120122 is a deficient number, since it is larger than the sum of its proper divisors (933428678).

1202120122 is a wasteful number, since it uses less digits than its factorization.

1202120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1202120122 is about 34671.6039721268. The cubic root of 1202120122 is about 1063.2840248184.

Adding to 1202120122 its reverse (2210212021), we get a palindrome (3412332143).

The spelling of 1202120122 in words is "one billion, two hundred two million, one hundred twenty thousand, one hundred twenty-two".